CVE-2021-40656

libsixel before 1.10 is vulnerable to Buffer Overflow in libsixel/src/quant.c:867.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/libsixel/libsixel/issues/25	Exploit Issue Tracking Third Party Advisory
https://github.com/libsixel/libsixel/issues/25	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libsixel_project:libsixel:*:*:*:*:*:*:*:*

History

21 Nov 2024, 06:24

Type	Values Removed	Values Added
References	~~() https://github.com/libsixel/libsixel/issues/25 - Exploit, Issue Tracking, Third Party Advisory~~	() https://github.com/libsixel/libsixel/issues/25 - Exploit, Issue Tracking, Third Party Advisory

14 Apr 2022, 17:12

Type	Values Removed	Values Added
CWE		CWE-787
References	~~(MISC) https://github.com/libsixel/libsixel/issues/25 -~~	(MISC) https://github.com/libsixel/libsixel/issues/25 - Exploit, Issue Tracking, Third Party Advisory
CPE		cpe:2.3:a:libsixel_project:libsixel::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 8.8

08 Apr 2022, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-04-08 16:15

Updated : 2024-11-21 06:24

NVD link : CVE-2021-40656

Mitre link : CVE-2021-40656

CVE.ORG link : CVE-2021-40656

JSON object : View

Products Affected

libsixel_project

libsixel

CWE

CWE-787

Out-of-bounds Write

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8.8 /10