CVE-2020-35511 — HIGH (7.8)

Vulnerability Description

A global buffer overflow was discovered in pngcheck function in pngcheck-2.4.0(5 patches applied) via a crafted png file.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libpng	Pngcheck	2.4.0
Debian	Debian Linux	10.0

Related Weaknesses (CWE)

CWE-126 CWE-119

References

http://www.libpng.org/pub/png/apps/pngcheck.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00024.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2022/dsa-5300Third Party Advisory
http://www.libpng.org/pub/png/apps/pngcheck.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00024.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2022/dsa-5300Third Party Advisory

FAQ

What is CVE-2020-35511?

CVE-2020-35511 is a vulnerability with a CVSS score of 7.8 (HIGH). A global buffer overflow was discovered in pngcheck function in pngcheck-2.4.0(5 patches applied) via a crafted png file.

How severe is CVE-2020-35511?

CVE-2020-35511 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-35511?

Check the references section above for vendor advisories and patch information. Affected products include: Libpng Pngcheck, Debian Debian Linux.