CVE-2009-5018

CVE-2009-5018 is a medium-severity vulnerability in Catb Gif2png with a CVSS 2.0 base score of 6.8. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Description

Stack-based buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to execute arbitrary code via a long command-line argument, as demonstrated by a CGI program that launches gif2png.

Frequently asked questions

What is CVE-2009-5018?
Stack-based buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to execute arbitrary code via a long command-line argument, as demonstrated by a CGI program that launches gif2png.
How severe is CVE-2009-5018?
CVE-2009-5018 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2009-5018 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-5018?
CVE-2009-5018 primarily affects Catb Gif2png. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-5018?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-5018 published?
CVE-2009-5018 was published on 2011-01-14 and last updated on 2026-06-16.

References

Affected products (36)

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