CVE-2010-3872

CVE-2010-3872 is a high-severity vulnerability in Apache Mod Fcgid with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

• Severity: High (CVSS 3.x base score 7.5)
• CVSS v2: 7.2
• EPSS exploit prediction: 3% (85th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Apache Mod Fcgid
• Published: 2010-11-22
• Last modified: 2026-06-16

Description

A flaw was found in the mod_fcgid module of httpd. A malformed FastCGI response may result in a stack-based buffer overflow in the modules/fcgid/fcgid_bucket.c file in the fcgid_header_bucket_read() function, resulting in an application crash.

Frequently asked questions

What is CVE-2010-3872?

A flaw was found in the mod_fcgid module of httpd. A malformed FastCGI response may result in a stack-based buffer overflow in the modules/fcgid/fcgid_bucket.c file in the fcgid_header_bucket_read() function, resulting in an application crash.

How severe is CVE-2010-3872?

CVE-2010-3872 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2010-3872 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3872?

CVE-2010-3872 primarily affects Apache Mod Fcgid. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3872?

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-2010-3872 published?

CVE-2010-3872 was published on 2010-11-22 and last updated on 2026-06-16.

References

• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050930.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050932.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050976.html
• http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00004.html
• http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00005.html
• http://osvdb.org/69275
• http://secunia.com/advisories/42288
• http://secunia.com/advisories/42302
• http://secunia.com/advisories/42815
• http://www.debian.org/security/2010/dsa-2140
• http://www.gossamer-threads.com/lists/apache/announce/391406
• http://www.securityfocus.com/bid/44900
• http://www.vupen.com/english/advisories/2010/2997
• http://www.vupen.com/english/advisories/2010/2998
• http://www.vupen.com/english/advisories/2011/0031
• https://access.redhat.com/security/cve/CVE-2010-3872
• https://bugzilla.redhat.com/show_bug.cgi?id=2248172
• https://exchange.xforce.ibmcloud.com/vulnerabilities/63303
• https://github.com/apache/httpd-mod_fcgid/commit/b1afa70840b4ab4e6fbc12ac8798b2f3ccc336b2
• https://issues.apache.org/bugzilla/show_bug.cgi?id=49406

Affected products (5)

• cpe:2.3:a:apache:mod_fcgid:*:*:*:*:*:*:*:*
• cpe:2.3:a:apache:mod_fcgid:2.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:apache:mod_fcgid:2.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:apache:mod_fcgid:2.3.3:*:*:*:*:*:*:*
• cpe:2.3:a:apache:mod_fcgid:2.3.4:*:*:*:*:*:*:*

More vulnerabilities in Apache Mod Fcgid

• CVE-2016-1000104 — High (CVSS 8.8): A security Bypass vulnerability exists in the FcgidPassHeader Proxy in mod_fcgid through 2016-07-07.
• CVE-2013-4365 — High (CVSS 7.5): Heap-based buffer overflow in the fcgid_header_bucket_read function in fcgid_bucket.c in the mod_fcgid module before…
• CVE-2012-1181 — Medium (CVSS 5.0): fcgid_spawn_ctl.c in the mod_fcgid module 2.3.6 for the Apache HTTP Server does not recognize the…

All CVEs affecting Apache Mod Fcgid →

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• CVE-2015-6575 — Critical (CVSS 10.0): SampleTable.cpp in libstagefright in Android before 5.1.1 LMY48I does not properly consider integer promotion, which…
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• CVE-2015-3834 — Critical (CVSS 10.0): Multiple integer overflows in the BnHDCP::onTransact function in media/libmedia/IHDCP.cpp in libstagefright in Android…

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