Is CVE-2011-3464 being actively exploited?

CVE-2011-3464 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-3464?

CVE-2011-3464 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2011-3464

HIGH · CVSS 7.5EPSS 3.1%EU EUVD

Off-by-one error in the png_formatted_warning function in pngerror.c in libpng 1.5.4 through 1.5.7 might allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-189
EPSS score: 3.1% (88th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-3427)
Published: July 22, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3427 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng
libpng / libpng

References

http://secunia.com/advisories/47827(Vendor Advisory)
http://secunia.com/advisories/49660(Vendor Advisory)
http://security.gentoo.org/glsa/glsa-201206-15.xml
http://www.libpng.org/pub/png/libpng.html

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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