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CVE-2023-43907

Date: September 30, 2023

OptiPNG v0.7.7 was discovered to contain a global buffer overflow via the 'buffer' variable at gifread.c.

Language: C

Severity Score

7.8

Related Resources (8)

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-43907

Url: http://optipng.sourceforge.net/

Url: https://sourceforge.net/projects/optipng/files/OptiPNG/optipng-0.7.7/optipng-0.7.7.tar.gz/download?use_mirror=udomain&download=

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IBHVG5LDE2K3FZSIK4XFXOUXSE7NZ5JH/

Url: https://github.com/Frank-Z7/z-vulnerabilitys/blob/main/optipng-global-buffer-overflow1/optipng-global-buffer-overflow1.md

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VAB22JXDE7O27DYARZXC7PFUETM5OOT5/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RCG5CMDT37WCZGAWQNOIPVP4VHGCPUU3/

Url: https://www.mend.io/vulnerability-database/CVE-2023-43907

Severity Score

7.8

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

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