VulnerabilityModified
CVE-2009-4810
The Secure Remote Password (SRP) implementation in Samhain before 2.5.4 does not check for a certain zero value where required by the protocol, which allows remote attackers to bypass authentication via crafted input.
HIGH 7.5EPSS 2.56%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The Secure Remote Password (SRP) implementation in Samhain before 2.5.4 does not check for a certain zero value where required by the protocol, which allows remote attackers to bypass authentication via crafted input.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.56% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- samhain labs/samhain
- Source
- cve@mitre.org
References
- http://secunia.com/advisories/34104Vendor Advisory
- http://trac.la-samhna.de/samhain/changeset/225Exploit, Patch
- http://trac.la-samhna.de/samhain/ticket/150Patch
- http://www.securityfocus.com/bid/34003
- http://secunia.com/advisories/34104Vendor Advisory
- http://trac.la-samhna.de/samhain/changeset/225Exploit, Patch
- http://trac.la-samhna.de/samhain/ticket/150Patch
- http://www.securityfocus.com/bid/34003
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.