CVE-2019-12854

Description

Due to incorrect string termination, Squid cachemgr.cgi 4.0 through 4.7 may access unallocated memory. On systems with memory access protections, this can cause the CGI process to terminate unexpectedly, resulting in a denial of service for all clients using it.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 44.49% Top 5%

Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org

Affected: n/a n/a

References

Link	Tags
http://www.squid-cache.org/Advisories/SQUID-2019_1.txt	vendor advisory
https://bugs.squid-cache.org/show_bug.cgi?id=4937	vendor advisory
http://www.squid-cache.org/Versions/v4/changesets/squid-4-2981a957716c61ff7e21eee1d7d6eb5a237e466d.patch	patch vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPXN2CLAGN5QSQBTOV5IGVLDOQSRFNTZ/
https://www.debian.org/security/2019/dsa-4507	third party advisory vendor advisory
https://seclists.org/bugtraq/2019/Aug/42	third party advisory mailing list
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00053.html	vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00056.html	vendor advisory mailing list third party advisory
https://usn.ubuntu.com/4213-1/	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-12854?: CVE-2019-12854 has been scored as a high severity vulnerability.
How to fix CVE-2019-12854?: To fix CVE-2019-12854, 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-2019-12854 being actively exploited in the wild?: It is possible that CVE-2019-12854 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~44% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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