CVE-2020-21050

Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/saitoha/libsixel/issues/75	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/saitoha/libsixel/releases/tag/v1.8.5	Release Notes Third Party Advisory
https://github.com/saitoha/libsixel/blob/master/ChangeLog	Release Notes Third Party Advisory
https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee	Patch Third Party Advisory
https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae	Broken Link
https://cwe.mitre.org/data/definitions/121.html	Technical Description

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Configurations

Configuration 1 (hide)

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

Information

Published : 2021-09-14 09:15

Updated : 2022-09-20 13:56

NVD link : CVE-2020-21050

Mitre link : CVE-2020-21050

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

libsixel_project

libsixel

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