CVE-2012-4432
HIGH · CVSS 7.5EPSS 5.2%EU EUVD
Use-after-free vulnerability in opngreduc.c in OptiPNG Hg and 0.7.x before 0.7.3 might allow remote attackers to execute arbitrary code via unspecified vectors related to "palette reduction."
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-399
- EPSS score
- 5.2% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-4366)
- Published
- October 1, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-4366 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- optipng / optipng
- optipng / optipng
- optipng / optipng
- optipng / optipng
References
- http://optipng.hg.sourceforge.net/hgweb/optipng/optipng/rev/f1d5d44670a2(Exploit)
- http://optipng.sourceforge.net/(Patch, Vendor Advisory)
- http://secunia.com/advisories/50654(Vendor Advisory)
- http://sourceforge.net/news/?group_id=151404
- http://www.openwall.com/lists/oss-security/2012/09/17/5(Exploit, Patch)
- http://www.openwall.com/lists/oss-security/2012/09/18/2(Exploit, Patch)
- http://www.securityfocus.com/bid/55566
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78743
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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