CVE-2023-4911

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-4911
A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/errata/RHSA-2023:5453 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5454 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5455 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5476 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0033 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-4911 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2238352 Issue Tracking Patch
https://www.qualys.com/2023/10/03/cve-2023-4911/looney-tunables-local-privilege-escalation-glibc-ld-so.txt Exploit Third Party Advisory
https://www.qualys.com/cve-2023-4911/ Third Party Advisory
http://packetstormsecurity.com/files/174986/glibc-ld.so-Local-Privilege-Escalation.html Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/176288/Glibc-Tunables-Privilege-Escalation.html Exploit Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2023/Oct/11 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/10/03/2 Exploit Mailing List
http://www.openwall.com/lists/oss-security/2023/10/03/3 Mailing List
http://www.openwall.com/lists/oss-security/2023/10/05/1 Mailing List
http://www.openwall.com/lists/oss-security/2023/10/13/11 Mailing List
http://www.openwall.com/lists/oss-security/2023/10/14/3 Mailing List
http://www.openwall.com/lists/oss-security/2023/10/14/5 Mailing List
http://www.openwall.com/lists/oss-security/2023/10/14/6 Mailing List
https://access.redhat.com/errata/RHSA-2023:5453 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5454 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5455 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5476 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0033 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-4911 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2238352 Issue Tracking Patch
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ Mailing List
https://security.gentoo.org/glsa/202310-03 Third Party Advisory
https://security.netapp.com/advisory/ntap-20231013-0006/ Third Party Advisory
https://www.debian.org/security/2023/dsa-5514 Mailing List
https://www.qualys.com/2023/10/03/cve-2023-4911/looney-tunables-local-privilege-escalation-glibc-ld-so.txt Exploit Third Party Advisory
https://www.qualys.com/cve-2023-4911/ Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:a:redhat:codeready_linux_builder:9.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:9.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.4_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.4_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:9.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.6_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.4_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.4_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus_s390x:8.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:8.6_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:9.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:*:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:23.04:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

Configuration 10 (hide)

cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
History

27 Jan 2025, 21:45

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/CVE-2023-4911 - Mitigation, Third Party Advisory () https://access.redhat.com/security/cve/CVE-2023-4911 - Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2238352 - Issue Tracking, Patch, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=2238352 - Issue Tracking, Patch
References () http://packetstormsecurity.com/files/174986/glibc-ld.so-Local-Privilege-Escalation.html - () http://packetstormsecurity.com/files/174986/glibc-ld.so-Local-Privilege-Escalation.html - Exploit, Third Party Advisory, VDB Entry
References () http://packetstormsecurity.com/files/176288/Glibc-Tunables-Privilege-Escalation.html - () http://packetstormsecurity.com/files/176288/Glibc-Tunables-Privilege-Escalation.html - Exploit, Third Party Advisory, VDB Entry
References () http://seclists.org/fulldisclosure/2023/Oct/11 - () http://seclists.org/fulldisclosure/2023/Oct/11 - Exploit, Mailing List, Third Party Advisory
References () http://www.openwall.com/lists/oss-security/2023/10/03/2 - () http://www.openwall.com/lists/oss-security/2023/10/03/2 - Exploit, Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/03/3 - () http://www.openwall.com/lists/oss-security/2023/10/03/3 - Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/05/1 - () http://www.openwall.com/lists/oss-security/2023/10/05/1 - Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/13/11 - () http://www.openwall.com/lists/oss-security/2023/10/13/11 - Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/14/3 - () http://www.openwall.com/lists/oss-security/2023/10/14/3 - Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/14/5 - () http://www.openwall.com/lists/oss-security/2023/10/14/5 - Mailing List
References () http://www.openwall.com/lists/oss-security/2023/10/14/6 - () http://www.openwall.com/lists/oss-security/2023/10/14/6 - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ - Mailing List
References () https://security.gentoo.org/glsa/202310-03 - () https://security.gentoo.org/glsa/202310-03 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20231013-0006/ - () https://security.netapp.com/advisory/ntap-20231013-0006/ - Third Party Advisory
References () https://www.debian.org/security/2023/dsa-5514 - () https://www.debian.org/security/2023/dsa-5514 - Mailing List
First Time Netapp h500s
Netapp h300s
Redhat enterprise Linux For Ibm Z Systems Eus
Redhat codeready Linux Builder For Power Little Endian
Redhat codeready Linux Builder
Redhat enterprise Linux For Power Little Endian Eus
Netapp h500s Firmware
Netapp h410s Firmware
Netapp h410c
Netapp h410s
Redhat enterprise Linux Server For Power Little Endian Update Services For Sap Solutions
Redhat enterprise Linux For Arm 64
Redhat enterprise Linux For Ibm Z Systems
Redhat codeready Linux Builder For Ibm Z Systems
Netapp h700s
Netapp h700s Firmware
Netapp ontap Select Deploy Administration Utility
Redhat codeready Linux Builder For Arm64
Netapp h410c Firmware
Netapp h300s Firmware
Redhat enterprise Linux For Power Little Endian
Netapp
CPE cpe:2.3:o:debian:debian_linux:13.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.4_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.4_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:9.4:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:9.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.4_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.4_s390x:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:9.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.4_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:9.2:*:*:*:*:*:*:*
Information

Published : 2023-10-03 18:15

Updated : 2025-01-27 21:45

NVD link : CVE-2023-4911

Mitre link : CVE-2023-4911

CVE.ORG link : CVE-2023-4911

JSON object : View

Products Affected

redhat

  • virtualization_host
  • virtualization
  • enterprise_linux_server_aus
  • codeready_linux_builder_for_arm64
  • codeready_linux_builder_for_power_little_endian
  • codeready_linux_builder_eus
  • enterprise_linux_for_ibm_z_systems
  • enterprise_linux_server_tus
  • enterprise_linux_for_ibm_z_systems_eus_s390x
  • codeready_linux_builder_for_ibm_z_systems_eus
  • codeready_linux_builder_for_arm64_eus
  • enterprise_linux_for_power_big_endian_eus
  • enterprise_linux_eus
  • enterprise_linux
  • codeready_linux_builder_for_power_little_endian_eus
  • enterprise_linux_for_power_little_endian_eus
  • enterprise_linux_for_arm_64
  • codeready_linux_builder
  • enterprise_linux_for_arm_64_eus
  • enterprise_linux_for_power_little_endian
  • codeready_linux_builder_for_ibm_z_systems
  • enterprise_linux_for_ibm_z_systems_eus
  • enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions

netapp

  • h500s_firmware
  • h300s_firmware
  • h410s_firmware
  • ontap_select_deploy_administration_utility
  • h410c
  • h700s
  • h410c_firmware
  • h700s_firmware
  • h300s
  • h500s
  • h410s

fedoraproject

  • fedora

canonical

  • ubuntu_linux

gnu

  • glibc

debian

  • debian_linux
CWE
CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write