mod_digest for Apache before 1.3.31 does not properly verify the nonce of a client response by using a AuthNonce secret.
Priority MEDIUM 41Published · 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
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
mod_digest for Apache before 1.3.31 does not properly verify the nonce of a client response by using a AuthNonce secret.
Why it matters now
EPSS 0.05562 92nd percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories
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
Remediation
Red Hat 2 advisories
- RHSA-2004:653 Released 2004-12-20 · Red Hat rating Moderateapache, mod_ssl security update for Stronghold
- Red Hat Stronghold 4
- RHSA-2004:600 Released 2004-12-13 · Red Hat rating Moderateapache, mod_ssl security update
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1
- Red Hat Enterprise Linux ES version 2.1
- Red Hat Enterprise Linux WS version 2.1
- Red Hat Linux Advanced Workstation 2.1
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2004:600 |
| Red Hat Enterprise Linux ES version 2.1 | Fixed | RHSA-2004:600 |
| Red Hat Enterprise Linux WS version 2.1 | Fixed | RHSA-2004:600 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2004:600 |
| Red Hat Stronghold 4 | Fixed | RHSA-2004:653 |
| Stronghold 4.0 for Red Hat Enterprise Linux AS (version 2.1) | Fixed | RHSA-2005:816 |
Timeline
- 2026-10-02 Threatist record created from CVE-2003-0987
- 2026-10-03 Alias added: GHSA-39fp-mw43-8h5q
References
Advisory 9
Other 13
- http://www.mail-archive.com/dev%40httpd.apache.org/msg19007.html
- 20040512 [OpenPKG-SA-2004.021] OpenPKG Security Advisory (apache)
- http://www.mail-archive.com/dev%40httpd.apache.org/msg19014.html
- oval:org.mitre.oval:def:4416
- oval:org.mitre.oval:def:100108
- [httpd-cvs] 20210330 svn commit: r1073139 [1/13] - in /websites/staging/httpd/trunk/content: ./ security/json/
- [httpd-cvs] 20210330 svn commit: r1073139 [2/13] - 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: r1888194 [2/13] - /httpd/site/trunk/content/security/json/
- [httpd-cvs] 20210330 svn commit: r1073149 [3/13] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/
- [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: 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
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- 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-2003-0987 · CVE Program
- CVE-2003-0987 · NVD
- FIRST EPSS
- GHSA-39fp-mw43-8h5q · GitHub Advisory Database · CC BY 4.0
- CVE-2003-0987 · Red Hat security data · CC BY 4.0
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