FrSIRT - FreeBSD IEEE 802.11 "net80211" Remote Buffer Overflow Vulnerability / Exploit (Security Advisories)

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FreeBSD IEEE 802.11 "net80211" Remote Buffer Overflow Vulnerability

Title : FreeBSD IEEE 802.11 "net80211" Remote Buffer Overflow Vulnerability
Advisory ID : FrSIRT/ADV-2006-0246
CVE ID : CVE-2006-0226
Rated as : High Risk

Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2006-01-18

Advisory Details

Description

Affected Products

Solution

References

Technical Description

A vulnerabilityhas been identified in FreeBSD, which could be exploited by remote attackers to execute arbitrary commands or cause a denial of service. This flaw is due to an integer overflow error in the "net80211" module when handling of corrupt IEEE 802.11 beacon or probe response frames when scanning for existing wireless networks, which could be exploited by remote attackers to crash or compromise a system scanning for wireless networks.

Credits

Vulnerability reported by Karl Janmar

ChangeLog

2006-01-18 : Initial release

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