CVE-2017-12893

The SMB/CIFS parser in tcpdump before 4.9.2 has a buffer over-read in smbutil.c:name_len().

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.debian.org/security/2017/dsa-3971
http://www.securitytracker.com/id/1039307
http://www.tcpdump.org/tcpdump-changes.txt	Vendor Advisory
https://access.redhat.com/errata/RHEA-2018:0705
https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45	Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221
http://www.debian.org/security/2017/dsa-3971
http://www.securitytracker.com/id/1039307
http://www.tcpdump.org/tcpdump-changes.txt	Vendor Advisory
https://access.redhat.com/errata/RHEA-2018:0705
https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45	Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221

Configurations

Configuration 1 (hide)

cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-09-14 06:29

Updated : 2025-04-20 01:37

NVD link : CVE-2017-12893

Mitre link : CVE-2017-12893

CVE.ORG link : CVE-2017-12893

JSON object : View

Products Affected

tcpdump

tcpdump

CWE

CWE-125

Out-of-bounds Read

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