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CVE-2017-16938

Date: November 24, 2017

A global buffer overflow in OptiPNG 0.7.6 allows remote attackers to cause a denial-of-service attack or other unspecified impact with a maliciously crafted GIF format file, related to an uncontrolled loop in the LZWReadByte function of the gifread.c file.

Severity Score

Related Resources (9)

https://access.redhat.com/security/cve/CVE-2017-16938
https://www.debian.org/security/2017/dsa-4058
https://sourceforge.net/p/optipng/bugs/69/
https://lists.debian.org/debian-lts-announce/2017/11/msg00042.html
https://security.gentoo.org/glsa/201801-02
https://security-tracker.debian.org/tracker/CVE-2017-16938
https://nvd.nist.gov/vuln/detail/CVE-2017-16938
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-16938
https://www.mend.io/vulnerability-database/CVE-2017-16938

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

CVSS v3.1

Base Score:
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

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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