CVE-2017-5356

Irssi before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a string containing a formatting sequence (%[) without a closing bracket (]).

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2017/01/12/8	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/96581	Third Party Advisory VDB Entry
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.html	Exploit Technical Description Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txt	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/12/8	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/96581	Third Party Advisory VDB Entry
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.html	Exploit Technical Description Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txt	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-03-03 15:59

Updated : 2025-04-20 01:37

NVD link : CVE-2017-5356

Mitre link : CVE-2017-5356

CVE.ORG link : CVE-2017-5356

JSON object : View

Products Affected

debian

debian_linux

irssi

irssi

CWE

CWE-125

Out-of-bounds Read

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