CVE-2005-2019

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.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.22%

Vendor Advisory freebsd.org

Affected: n/a n/a

References

Link	Tags
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:13.ipfw.asc	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2005-2019?: CVE-2005-2019 has been scored as a medium severity vulnerability.
How to fix CVE-2005-2019?: To fix CVE-2005-2019, 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-2005-2019 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2005-2019 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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