What’s Vulnerable › Vulnerabilities

CVE-2005-3962

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2005-12-01 · updated 2026-06-16
• Weakness: CWE-189

Description

Integer overflow in the format string functionality (Perl_sv_vcatpvfn) in Perl 5.9.2 and 5.8.6 Perl allows attackers to overwrite arbitrary memory and possibly execute arbitrary code via format string specifiers with large values, which causes an integer wrap and leads to a buffer overflow, as demonstrated using format string vulnerabilities in Perl applications.

Affected products

• perl: 5.8.6, 5.9.2

References

• http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=001056
• http://docs.info.apple.com/article.html?artnum=304829
• http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
• http://marc.info/?l=full-disclosure&m=113342788118630&w=2
• http://secunia.com/advisories/17762
• http://secunia.com/advisories/17802
• http://secunia.com/advisories/17844
• http://secunia.com/advisories/17941
• http://secunia.com/advisories/17952

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