CVE-2018-8011 mod_md, DoS via Coredumps on specially crafted requests
HighCVSS 7.5
EPSS 55.3%
- Published
- Updated
- Exploit status
- No public exploit known
Description
By specially crafting HTTP requests, the mod_md challenge handler would dereference a NULL pointer and cause the child process to segfault. This could be used to DoS the server. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.33).
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/apache2(Debian:12) | < 2.4.34-1 | 2.4.34-1 |
| debian/apache2(Debian:13) | < 2.4.34-1 | 2.4.34-1 |
| debian/apache2(Debian:14) | < 2.4.34-1 | 2.4.34-1 |
| Apache HTTP Server | = 2.4.33 | No fix listed |
| netapp cloud backup | All versions | No fix listed |
| alpine/apache2(Alpine:v3.10) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.11) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.12) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.13) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.14) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.15) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.16) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.17) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.18) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.19) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.20) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.21) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.22) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.23) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.24) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.5) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.6) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.7) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.8) | < 2.4.34-r0 | 2.4.34-r0 |
| alpine/apache2(Alpine:v3.9) | < 2.4.34-r0 | 2.4.34-r0 |
Show 1 more
| Product | Affected versions | Fixed in |
|---|---|---|
| Apache HTTP Server | = Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.33) | No fix listed |
References
- Debian Security Tracker CVE-2018-8011 vendor-advisory
- 1041401 third-party-advisory vdb-entry
- httpd.apache.org vendor-advisory
- [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 mailing-list
- [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 mailing-list
- [httpd-cvs] 20210330 svn commit: r1073139 [12/13] - in /websites/staging/httpd/trunk/content: ./ security/json/ mailing-list
- [httpd-cvs] 20210330 svn commit: r1073143 [3/3] - in /websites/staging/httpd/trunk/content: ./ security/ mailing-list
- [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 mailing-list
- [httpd-cvs] 20210330 svn commit: r1073149 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/ mailing-list
- [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 mailing-list
- [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 mailing-list
- [httpd-cvs] 20210330 svn commit: r1888194 [12/13] - /httpd/site/trunk/content/security/json/ mailing-list
- [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 mailing-list
- [httpd-cvs] 20210330 svn commit: r1073149 [12/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/ mailing-list
- [httpd-cvs] 20210330 svn commit: r1073139 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/json/ mailing-list
- security.netapp.com third-party-advisory
- security.alpinelinux.org vendor-advisory
- bugs.debian.org issue-tracking