Apache before 1.3.20 on Windows and OS/2 systems allows remote attackers to cause a…
Priority MEDIUM 46Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Apache before 1.3.20 on Windows and OS/2 systems allows remote attackers to cause a denial of service (GPF) via an HTTP request for a URI that contains a large number of / (slash) or other characters, which causes certain functions to dereference a null pointer.
Why it matters now
EPSS 0.30009 98th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apache:http_server:1.3.12:*:win32:*:*:*:*:* | 1.3.12 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.14:*:win32:*:*:*:*:* | 1.3.14 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.15:*:win32:*:*:*:*:* | 1.3.15 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.16:*:win32:*:*:*:*:* | 1.3.16 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.17:*:win32:*:*:*:*:* | 1.3.17 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.18:*:win32:*:*:*:*:* | 1.3.18 | Vulnerable | Apache |
| cpe:2.3:a:apache:http_server:1.3.19:*:win32:*:*:*:*:* | 1.3.19 | Vulnerable | Apache |
- cpe:2.3:a:apache:http_server:1.3.12:*:win32:*:*:*:*:* Versions 1.3.12 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.14:*:win32:*:*:*:*:* Versions 1.3.14 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.15:*:win32:*:*:*:*:* Versions 1.3.15 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.16:*:win32:*:*:*:*:* Versions 1.3.16 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.17:*:win32:*:*:*:*:* Versions 1.3.17 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.18:*:win32:*:*:*:*:* Versions 1.3.18 Vulnerable ·Apache
- cpe:2.3:a:apache:http_server:1.3.19:*:win32:*:*:*:*:* Versions 1.3.19 Vulnerable ·Apache
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2001-1342
- 2026-10-03 Alias added: GHSA-p4g5-v5v5-p5mv
- 2026-10-14 Priority changed: LOW → MEDIUM
References
Patch 1
Other 9
- http://www.apacheweek.com/issues/01-05-25
- 20010522 [Announce] Apache 1.3.20 Released
- http://bugs.apache.org/index.cgi/full/7522
- [httpd-cvs] 20210330 svn commit: r1073139 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/json/
- [httpd-cvs] 20210330 svn commit: r1073140 [1/4] - 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: r1073149 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/
- [httpd-cvs] 20210603 svn commit: r1075360 [1/3] - 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: r1075467 [1/2] - 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 [1/4] - 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-2001-1342 · CVE Program
- CVE-2001-1342 · NVD
- FIRST EPSS
- GHSA-p4g5-v5v5-p5mv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences