CVE-2004-2163
First published: Fri Dec 31 2004(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenBSD | =3.2 | |
| OpenBSD | =3.5 | |
| OpenBSD | =3.4 |
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Reference Links
- http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0058.html
- http://www.reseau.nl/advisories/0400-openbsd-radius.txt
- http://www.openbsd.org/errata35.html#radius
- http://www.securityfocus.com/bid/11227
- http://secunia.com/advisories/12617
- http://www.osvdb.org/10203
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17456
Frequently Asked Questions
What is the severity of CVE-2004-2163?
CVE-2004-2163 is considered a high severity vulnerability due to the potential for remote attackers to bypass authentication.
How do I fix CVE-2004-2163?
To fix CVE-2004-2163, you should upgrade to a patched version of OpenBSD that addresses this vulnerability.
What systems are affected by CVE-2004-2163?
CVE-2004-2163 affects OpenBSD versions 3.2, 3.4, and 3.5.
What is the cause of CVE-2004-2163?
CVE-2004-2163 occurs because login_radius does not verify the shared secret in response packets from the RADIUS server.
Can CVE-2004-2163 be exploited remotely?
Yes, CVE-2004-2163 can be exploited remotely by attackers to spoof RADIUS server replies and bypass authentication.
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