CVE-2005-2019 — MEDIUM (5.0)

Vulnerability Description

ipfw in FreeBSD 5.4, when running on Symmetric Multi-Processor (SMP) or Uni Processor (UP) systems with the PREEMPTION kernel option enabled, does not sufficiently lock certain resources while performing table lookups, which can cause the cache results to be corrupted during multiple concurrent lookups, allowing remote attackers to bypass intended access restrictions.

CVSS Score

5.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N

Confidentiality

NONE

Integrity

PARTIAL

Availability

NONE

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	5.4

References

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:13.ipfw.ascVendor Advisory
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:13.ipfw.ascVendor Advisory

FAQ

What is CVE-2005-2019?

CVE-2005-2019 is a vulnerability with a CVSS score of 5.0 (MEDIUM). ipfw in FreeBSD 5.4, when running on Symmetric Multi-Processor (SMP) or Uni Processor (UP) systems with the PREEMPTION kernel option enabled, does not sufficiently lock certain resources while perform...

How severe is CVE-2005-2019?

CVE-2005-2019 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2005-2019?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.