CVE-2013-4365

CVE-2013-4365 is a high-severity vulnerability in Apache Mod Fcgid with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Description

Heap-based buffer overflow in the fcgid_header_bucket_read function in fcgid_bucket.c in the mod_fcgid module before 2.3.9 for the Apache HTTP Server allows remote attackers to have an unspecified impact via unknown vectors.

Frequently asked questions

What is CVE-2013-4365?
Heap-based buffer overflow in the fcgid_header_bucket_read function in fcgid_bucket.c in the mod_fcgid module before 2.3.9 for the Apache HTTP Server allows remote attackers to have an unspecified impact via unknown vectors.
How severe is CVE-2013-4365?
CVE-2013-4365 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2013-4365 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4365?
CVE-2013-4365 primarily affects Apache Mod Fcgid. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4365?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-4365 published?
CVE-2013-4365 was published on 2013-10-17 and last updated on 2026-06-16.

References

Affected products (10)

More vulnerabilities in Apache Mod Fcgid

All CVEs affecting Apache Mod Fcgid →

Other CWE-787 (Out-of-bounds Write) vulnerabilities

Browse all CWE-787 (Out-of-bounds Write) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE: