CVE-2020-27347

In tmux before version 3.1c the function input_csi_dispatch_sgr_colon() in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output.

CVSS v3.0 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

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

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701c	Patch Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/11/05/3	Exploit Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202011-10	Third Party Advisory
https://raw.githubusercontent.com/tmux/tmux/3.1c/CHANGES	Release Notes Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:tmux_project:tmux:*:*:*:*:*:*:*:*

Information

Published : 2020-11-05 19:15

Updated : 2022-10-18 13:05

NVD link : CVE-2020-27347

Mitre link : CVE-2020-27347

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

tmux_project

tmux

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