Vulnerability Description
SHA-1 is not collision resistant, which makes it easier for context-dependent attackers to conduct spoofing attacks, as demonstrated by attacks on the use of SHA-1 in TLS 1.2. NOTE: this CVE exists to provide a common identifier for referencing this SHA-1 issue; the existence of an identifier is not, by itself, a technology recommendation.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | <= 47.0.2526.111 |
Related Weaknesses (CWE)
References
- http://ia.cr/2007/474Third Party Advisory
- http://shattered.io/
- http://www.cwi.nl/news/2017/cwi-and-google-announce-first-collision-industry-sec
- http://www.securityfocus.com/bid/12577
- https://arstechnica.com/security/2017/02/at-deaths-door-for-years-widely-used-sh
- https://kc.mcafee.com/corporate/index?page=content&id=SB10340
- https://security.googleblog.com/2015/12/an-update-on-sha-1-certificates-in.htmlThird Party Advisory
- https://security.googleblog.com/2017/02/announcing-first-sha1-collision.html
- https://sites.google.com/site/itstheshappeningThird Party Advisory
- https://www.schneier.com/blog/archives/2005/02/sha1_broken.htmlThird Party Advisory
- https://www.schneier.com/blog/archives/2005/08/new_cryptanalyt.htmlThird Party Advisory
- http://ia.cr/2007/474Third Party Advisory
- http://shattered.io/
- http://www.cwi.nl/news/2017/cwi-and-google-announce-first-collision-industry-sec
- http://www.securityfocus.com/bid/12577
FAQ
What is CVE-2005-4900?
CVE-2005-4900 is a vulnerability with a CVSS score of 5.9 (MEDIUM). SHA-1 is not collision resistant, which makes it easier for context-dependent attackers to conduct spoofing attacks, as demonstrated by attacks on the use of SHA-1 in TLS 1.2. NOTE: this CVE exists t...
How severe is CVE-2005-4900?
CVE-2005-4900 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2005-4900?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome.