The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the…
Priority LOW 36CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Partial Red Hat: 2 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of service (buffer over-read and daemon crash) via long response headers.
Why it matters now
EPSS 0.10783 95th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 2 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:mac_os_x:10.9.5:*:*:*:*:*:*:* | 10.9.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.10.0:*:*:*:*:*:*:* | 10.10.0 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.10.1:*:*:*:*:*:*:* | 10.10.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.10.2:*:*:*:*:*:*:* | 10.10.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.10.3:*:*:*:*:*:*:* | 10.10.3 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.10.4:*:*:*:*:*:*:* | 10.10.4 | Vulnerable | Apple |
| cpe:2.3:o:apple:os_x_server:5.0.3:*:*:*:*:*:*:* | 5.0.3 | Vulnerable | Apple |
| cpe:2.3:a:apache:http_server:2.4.10:*:*:*:*:*:*:* | 2.4.10 | Vulnerable | Apache |
| cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* | 10.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* | 12.04 | Vulnerable | Canonical |
- cpe:2.3:o:apple:mac_os_x:10.9.5:*:*:*:*:*:*:* Versions 10.9.5 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.10.0:*:*:*:*:*:*:* Versions 10.10.0 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.10.1:*:*:*:*:*:*:* Versions 10.10.1 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.10.2:*:*:*:*:*:*:* Versions 10.10.2 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.10.3:*:*:*:*:*:*:* Versions 10.10.3 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.10.4:*:*:*:*:*:*:* Versions 10.10.4 Vulnerable ·Apple
- cpe:2.3:o:apple:os_x_server:5.0.3:*:*:*:*:*:*:* Versions 5.0.3 Vulnerable ·Apple
- cpe:2.3:a:apache:http_server:2.4.10:*:*:*:*:*:*:* Versions 2.4.10 Vulnerable ·Apache
- cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* Versions 10.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* Versions 12.04 Vulnerable ·Canonical
Remediation
Red Hat 2 advisories
- RHSA-2015:1858 Released 2015-10-01 · Red Hat rating Lowmod_proxy_fcgi and ceph security and bug fix update
- Red Hat Ceph Storage 1.2 for CentOS
- RHSA-2015:1855 Released 2015-10-01 · Red Hat rating Lowmod_proxy_fcgi security update
- Red Hat Common for RHEL Server (v. 6) mod_proxy_fcgi-2.4.10-5.20150415gitd45a11f.el6cp
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Ceph Storage 1.2 | Affected | No fix yet |
| Red Hat Ceph Storage 1.2 for CentOS | Fixed | RHSA-2015:1858 |
| Red Hat Common for RHEL Server (v. 6) | Fixed | RHSA-2015:1855 |
Not affected: 8 products
- Red Hat Directory Server 8
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat JBoss Enterprise Application Platform 6
- Red Hat JBoss Enterprise Web Server 1
- Red Hat JBoss Enterprise Web Server 2
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2014-3583
- 2026-10-03 Alias added: GHSA-jh98-gwvf-4vf3
References
Advisory 8
Other 17
- https://bugzilla.redhat.com/show_bug.cgi?id=1163555
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
- https://support.apple.com/kb/HT205031
- https://support.apple.com/HT205219
- [httpd-cvs] 20190815 svn commit: r1048743 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20190815 svn commit: r1048742 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20200401 svn commit: r1058586 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20200401 svn commit: r1058587 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20210330 svn commit: r1073139 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/json/
- [httpd-cvs] 20210330 svn commit: r1073139 [9/13] - in /websites/staging/httpd/trunk/content: ./ security/json/
- [httpd-cvs] 20210330 svn commit: r1073140 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20210330 svn commit: r1888194 [9/13] - /httpd/site/trunk/content/security/json/
- [httpd-cvs] 20210330 svn commit: r1073149 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/
- [httpd-cvs] 20210330 svn commit: r1073146 [3/3] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities-httpd.xml security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20210330 svn commit: r1073149 [10/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/
- [httpd-cvs] 20210603 svn commit: r1075360 [3/3] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
- [httpd-cvs] 20210606 svn commit: r1075470 [4/4] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2020-13938.json security/vulnerabilities_13.html security/vulnerabilities_20.html security/vulnerabilities_22.html security/vulnerabilities_24.html
Sources
- CVE-2014-3583 · CVE Program
- CVE-2014-3583 · NVD
- FIRST EPSS
- GHSA-jh98-gwvf-4vf3 · GitHub Advisory Database · CC BY 4.0
- CVE-2014-3583 · Red Hat security data · CC BY 4.0
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