Memory corruption in Apache HTTP Server
Priority HIGH 69CWE-126Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 30 fixed, 6 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_mime can read one byte past the end of a buffer when sending a malicious Content-Type response header.
Why it matters now
EPSS 0.39341 98th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 9 advisoriesRed Hat: 30 fixed, 6 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
Red Hat 9 advisories
- RHSA-2017:3477 Released 2017-12-15 · Red Hat rating ImportantRed Hat JBoss Core Services Apache HTTP Server 2.4.23 security update
- Red Hat JBoss Core Services on RHEL 6 Server jbcs-httpd24-httpd-2.4.23-125.jbcs.el6, jbcs-httpd24-httpd-devel-2.4.23-125.jbcs.el6, jbcs-httpd24-httpd-libs-2.4.23-125.jbcs.el6 +9
- RHSA-2017:3476 Released 2017-12-15 · Red Hat rating ImportantRed Hat JBoss Core Services Apache HTTP Server 2.4.23 security update
- Red Hat JBoss Core Services on RHEL 7 Server jbcs-httpd24-httpd-2.4.23-125.jbcs.el7, jbcs-httpd24-httpd-devel-2.4.23-125.jbcs.el7, jbcs-httpd24-httpd-libs-2.4.23-125.jbcs.el7 +9
- RHSA-2017:3475 Released 2017-12-15 · Red Hat rating ImportantRed Hat JBoss Core Services Apache HTTP Server 2.4.23 security update
- Red Hat JBoss Core Services
Show 6 more Red Hat advisories
- RHSA-2017:3194 Released 2017-11-13 · Red Hat rating Importanthttpd security update
- Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.3) httpd-2.4.6-45.el7_3.5, httpd-devel-2.4.6-45.el7_3.5, httpd-manual-2.4.6-45.el7_3.5 +5
- Red Hat Enterprise Linux Server EUS (v. 7.3) httpd-2.4.6-45.el7_3.5, httpd-devel-2.4.6-45.el7_3.5, httpd-manual-2.4.6-45.el7_3.5 +2
- Red Hat Enterprise Linux Server Optional EUS (v. 7.3) mod_ldap-2.4.6-45.el7_3.5, mod_proxy_html-1:2.4.6-45.el7_3.5, mod_session-2.4.6-45.el7_3.5
- RHSA-2017:3195 Released 2017-11-13 · Red Hat rating Importanthttpd security update
- Red Hat Enterprise Linux HPC Node EUS (v. 6.7) httpd-2.2.15-47.el6_7.5, httpd-tools-2.2.15-47.el6_7.5
- Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) httpd-devel-2.2.15-47.el6_7.5, httpd-manual-2.2.15-47.el6_7.5, mod_ssl-1:2.2.15-47.el6_7.5
- Red Hat Enterprise Linux Server EUS (v. 6.7) httpd-2.2.15-47.el6_7.5, httpd-devel-2.2.15-47.el6_7.5, httpd-devel-2.2.15-47.el6_7.5.ppc +3
- RHSA-2017:3193 Released 2017-11-13 · Red Hat rating Importanthttpd security update
- Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.2) httpd-2.4.6-40.el7_2.6, httpd-devel-2.4.6-40.el7_2.6, httpd-manual-2.4.6-40.el7_2.6 +5
- Red Hat Enterprise Linux Server EUS (v. 7.2) httpd-2.4.6-40.el7_2.6, httpd-devel-2.4.6-40.el7_2.6, httpd-manual-2.4.6-40.el7_2.6 +2
- Red Hat Enterprise Linux Server Optional EUS (v. 7.2) mod_ldap-2.4.6-40.el7_2.6, mod_proxy_html-1:2.4.6-40.el7_2.6, mod_session-2.4.6-40.el7_2.6
- RHSA-2017:2483 Released 2017-08-16 · Red Hat rating Importanthttpd24-httpd security update
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) httpd24-httpd-2.4.25-9.el6.1, httpd24-httpd-devel-2.4.25-9.el6.1, httpd24-httpd-manual-2.4.25-9.el6.1 +5
- Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) httpd24-httpd-2.4.25-9.el7.1, httpd24-httpd-devel-2.4.25-9.el7.1, httpd24-httpd-manual-2.4.25-9.el7.1 +5
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) httpd24-httpd-2.4.25-9.el6.1, httpd24-httpd-devel-2.4.25-9.el6.1, httpd24-httpd-manual-2.4.25-9.el6.1 +5
- Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) httpd24-httpd-2.4.25-9.el7.1, httpd24-httpd-devel-2.4.25-9.el7.1, httpd24-httpd-manual-2.4.25-9.el7.1 +5
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) httpd24-httpd-2.4.25-9.el6.1, httpd24-httpd-devel-2.4.25-9.el6.1, httpd24-httpd-manual-2.4.25-9.el6.1 +5
- Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) httpd24-httpd-2.4.25-9.el7.1, httpd24-httpd-devel-2.4.25-9.el7.1, httpd24-httpd-manual-2.4.25-9.el7.1 +5
- RHSA-2017:2479 Released 2017-08-15 · Red Hat rating Importanthttpd security update
- Red Hat Enterprise Linux Client Optional (v. 7) httpd-2.4.6-67.el7_4.2, httpd-devel-2.4.6-67.el7_4.2, httpd-manual-2.4.6-67.el7_4.2 +5
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) httpd-2.4.6-67.el7_4.2, httpd-devel-2.4.6-67.el7_4.2, httpd-manual-2.4.6-67.el7_4.2 +5
- Red Hat Enterprise Linux Server (v. 7) httpd-2.4.6-67.el7_4.2, httpd-devel-2.4.6-67.el7_4.2, httpd-manual-2.4.6-67.el7_4.2 +3
- Red Hat Enterprise Linux Server Optional (v. 7) mod_ldap-2.4.6-67.el7_4.2, mod_proxy_html-1:2.4.6-67.el7_4.2
- Red Hat Enterprise Linux Workstation (v. 7) httpd-2.4.6-67.el7_4.2, httpd-devel-2.4.6-67.el7_4.2, httpd-manual-2.4.6-67.el7_4.2 +3
- Red Hat Enterprise Linux Workstation Optional (v. 7) mod_ldap-2.4.6-67.el7_4.2, mod_proxy_html-1:2.4.6-67.el7_4.2
- RHSA-2017:2478 Released 2017-08-15 · Red Hat rating Importanthttpd security update
- Red Hat Enterprise Linux Desktop (v. 6) httpd-2.2.15-60.el6_9.5, httpd-tools-2.2.15-60.el6_9.5
- Red Hat Enterprise Linux Desktop Optional (v. 6) httpd-devel-2.2.15-60.el6_9.5, httpd-manual-2.2.15-60.el6_9.5, mod_ssl-1:2.2.15-60.el6_9.5
- Red Hat Enterprise Linux HPC Node (v. 6) httpd-2.2.15-60.el6_9.5, httpd-tools-2.2.15-60.el6_9.5
- Red Hat Enterprise Linux HPC Node Optional (v. 6) httpd-devel-2.2.15-60.el6_9.5, httpd-manual-2.2.15-60.el6_9.5, mod_ssl-1:2.2.15-60.el6_9.5
- Red Hat Enterprise Linux Server (v. 6) httpd-2.2.15-60.el6_9.5, httpd-devel-2.2.15-60.el6_9.5, httpd-devel-2.2.15-60.el6_9.5.ppc +3
- Red Hat Enterprise Linux Workstation (v. 6) httpd-2.2.15-60.el6_9.5, httpd-devel-2.2.15-60.el6_9.5, httpd-manual-2.2.15-60.el6_9.5 +2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Apache HTTP Server — DSA-3896
4 records Highest priority Priority HIGH 2 HIGH, 2 MEDIUM
Other records, highest priority first
- TI-2017-05304 Out-of-bounds read in Apache HTTP ServerPriority HIGH 66
- TI-2017-02384 NULL pointer dereference in Apache HTTP ServerPriority MEDIUM 61
- TI-2017-02383 Improper authentication in Apache HTTP ServerPriority MEDIUM 61
- Advisory ·
Apache HTTP Server — RHSA-2017:2479
4 records Highest priority Priority HIGH 2 HIGH, 2 MEDIUM
Other records, highest priority first
- TI-2017-05304 Out-of-bounds read in Apache HTTP ServerPriority HIGH 66
- TI-2017-02384 NULL pointer dereference in Apache HTTP ServerPriority MEDIUM 61
- TI-2017-02383 Improper authentication in Apache HTTP ServerPriority MEDIUM 61
Show 1 more group
- Advisory ·
Apache HTTP Server — RHSA-2017:2478
3 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM
Other records, highest priority first
- TI-2017-02384 NULL pointer dereference in Apache HTTP ServerPriority MEDIUM 61
- TI-2017-02383 Improper authentication in Apache HTTP ServerPriority MEDIUM 61
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat JBoss Enterprise Application Platform 5 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Enterprise Application Platform 6 | Affected | No fix planned: Will not fix |
| Red Hat JBoss Enterprise Web Server 1 | Affected | No fix planned: Will not fix |
| Red Hat JBoss Enterprise Web Server 2 | Affected | No fix planned: Will not fix |
| Red Hat JBoss Enterprise Web Server 3 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.2) | Fixed | RHSA-2017:3193 |
| Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.3) | Fixed | RHSA-2017:3194 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.7) | Fixed | RHSA-2017:3195 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) | Fixed | RHSA-2017:3195 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat Enterprise Linux Server EUS (v. 6.7) | Fixed | RHSA-2017:3195 |
| Red Hat Enterprise Linux Server EUS (v. 7.2) | Fixed | RHSA-2017:3193 |
| Red Hat Enterprise Linux Server EUS (v. 7.3) | Fixed | RHSA-2017:3194 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat Enterprise Linux Server Optional EUS (v. 7.2) | Fixed | RHSA-2017:3193 |
| Red Hat Enterprise Linux Server Optional EUS (v. 7.3) | Fixed | RHSA-2017:3194 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2017:2478 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2017:2479 |
| Red Hat JBoss Core Services | Fixed | RHSA-2017:3475 |
| Red Hat JBoss Core Services on RHEL 6 Server | Fixed | RHSA-2017:3477 |
| Red Hat JBoss Core Services on RHEL 7 Server | Fixed | RHSA-2017:3476 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2017:2483 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2017:2483 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) | Fixed | RHSA-2017:2483 |
| Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) | Fixed | RHSA-2017:2483 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2017:2483 |
| Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2017:2483 |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-7679
- 2026-10-03 Alias added: GHSA-v946-67fg-g8xg
References
Advisory 13
Other 23
- https://security.netapp.com/advisory/ntap-20180601-0002/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03908en_us
- [dev] 20170619 CVE-2017-7679: mod_mime buffer overread
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03821en_us
- [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] 20190815 svn commit: r1048743 [3/4] - 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 [3/4] - 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
- https://www.tenable.com/security/tns-2019-09
- [httpd-cvs] 20200401 svn commit: r1058586 [3/4] - 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] 20200401 svn commit: r1058587 [3/4] - 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: r1073140 [3/4] - 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: 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: r1073139 [11/13] - in /websites/staging/httpd/trunk/content: ./ security/json/
- [httpd-cvs] 20210330 svn commit: r1888194 [11/13] - /httpd/site/trunk/content/security/json/
- [httpd-cvs] 20210330 svn commit: r1073146 [2/3] - 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 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/
- [httpd-cvs] 20210330 svn commit: r1073149 [11/13] - 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] 20210606 svn commit: r1075470 [3/4] - 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
More Apache Http Server vulnerabilities
- TI-2021-18535 Path Traversal and Remote Code Execution in Apache HTTP Server 2.4.49 and 2.4.50 (incomplete fix of CVE-2021-41773) KEVCVSS 3.1CRITICAL 9.8
- TI-2021-18417 Path traversal and file disclosure vulnerability in Apache HTTP Server 2.4.49 KEVCVSS 3.1CRITICAL 9.8
- TI-2024-25716 Apache HTTP Server weakness in mod_rewrite when first segment of substitution matches filesystem path. KEVCVSS 3.1CRITICAL 9.1
- TI-2021-17490 mod_proxy SSRF KEVCVSS 3.1CRITICAL 9.0
- TI-2019-00184 Use after free in Apache HTTP Server KEVCVSS 3.1HIGH 7.8
- TI-2009-03392 The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2017-7679 · CVE Program
- CVE-2017-7679 · NVD
- FIRST EPSS
- GHSA-v946-67fg-g8xg · GitHub Advisory Database · CC BY 4.0
- CVE-2017-7679 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences