CVE-2006-3122

Description

The supersede_lease function in memory.c in ISC DHCP (dhcpd) server 2.0pl5 allows remote attackers to cause a denial of service (application crash) via a DHCPDISCOVER packet with a 32 byte client-identifier, which causes the packet to be interpreted as a corrupt uid and causes the server to exit with "corrupt lease uid."

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 12.12% Top 10%
Vendor Advisory debian.org Vendor Advisory openbsd.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=380273
http://www.debian.org/security/2006/dsa-1143 patch vendor advisory
http://www.vupen.com/english/advisories/2006/3158 vdb entry vendor advisory
http://secunia.com/advisories/21655 third party advisory
http://secunia.com/advisories/21363 patch vendor advisory third party advisory
http://www.openbsd.org/errata.html#dhcpd vendor advisory
http://www.securityfocus.com/bid/19348 vdb entry
http://secunia.com/advisories/21345 patch vendor advisory third party advisory
http://securitytracker.com/id?1016755 vdb entry

Frequently Asked Questions

What is the severity of CVE-2006-3122?
CVE-2006-3122 has been scored as a medium severity vulnerability.
How to fix CVE-2006-3122?
To fix CVE-2006-3122, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2006-3122 being actively exploited in the wild?
It is possible that CVE-2006-3122 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~12% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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