VulnerabilityModified
CVE-2004-2163
login_radius on OpenBSD 3.2, 3.5, and possibly other versions does not verify the shared secret in a response packet from a RADIUS server, which allows remote attackers to bypass authentication by spoofing server replies.
HIGH 7.5EPSS 1.70%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
login_radius on OpenBSD 3.2, 3.5, and possibly other versions does not verify the shared secret in a response packet from a RADIUS server, which allows remote attackers to bypass authentication by spoofing server replies.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.70% probability · 76th percentile
- CISA KEV
- Not listed
- Affected
- openbsd/openbsd
- Source
- cve@mitre.org
References
- http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0058.htmlVendor Advisory
- http://secunia.com/advisories/12617Patch, Vendor Advisory
- http://www.openbsd.org/errata35.html#radiusPatch
- http://www.osvdb.org/10203
- http://www.reseau.nl/advisories/0400-openbsd-radius.txtPatch, Vendor Advisory
- http://www.securityfocus.com/bid/11227Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17456
- http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0058.htmlVendor Advisory
- http://secunia.com/advisories/12617Patch, Vendor Advisory
- http://www.openbsd.org/errata35.html#radiusPatch
- http://www.osvdb.org/10203
- http://www.reseau.nl/advisories/0400-openbsd-radius.txtPatch, Vendor Advisory
- http://www.securityfocus.com/bid/11227Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17456
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.