The default configuration on OpenSSL before 0.9.8 uses MD5 for creating message digests instead of a more cryptographically strong algorithm, which makes it easier for remote attackers to forge certificates with a valid certificate authority signature.
CVE-2005-2946
Score 7.5 from GitHub Security Advisory published 2022-05-01. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 53.7%
- KEV
- Not listed
Published
September 16, 2005
Last Modified
April 16, 2026
References (6)
- cve@mitrehttp://www.cits.rub.de/MD5Collisions/
- cve@mitrehttp://www.ubuntu.com/usn/usn-179-1
- cve@mitrehttps://bugzilla.ubuntu.com/show_bug.cgi?id=13593
- af854a3a-2127-422b-91ae-364da2661108http://www.cits.rub.de/MD5Collisions/
- af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/usn-179-1
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.ubuntu.com/show_bug.cgi?id=13593
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 30× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:24 UTCEPSS rescore
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- 2026-07-09 03:39 UTCOSV refresh
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- 2026-06-20 15:42 UTCOSV refresh
- 2026-06-19 19:22 UTCEPSS rescore
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- 2026-06-16 17:49 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 12:10 UTCEG score recompute
- 2026-05-31 12:10 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
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- 2026-05-29 13:40 UTCEPSS rescore
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- 2026-05-27 13:37 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:38 UTCEPSS rescore
- 2026-05-20 21:03 UTCOSV refresh
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(5)
What is CVE-2005-2946?
When was CVE-2005-2946 disclosed?
Is CVE-2005-2946 actively exploited?
What is the CVSS score of CVE-2005-2946?
How do I remediate CVE-2005-2946?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2005-2946
Is Your Infrastructure Affected by CVE-2005-2946?
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