Vulnerability in Squid-cache Squid

CVE-2019-12523

An issue was discovered in Squid before 4.9. When handling a URN request, a corresponding HTTP request is made. This HTTP request doesn't go through the access checks that incoming HTTP requests go through. This causes all access checks to…

EPSS: 0.043 (90.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

References

Frequently asked questions

What is CVE-2019-12523?
CVE-2019-12523 is a critical-severity vulnerability in Squid-cache Squid. CVSS score: 9.1/10. Published 2019-11-26.
How severe is CVE-2019-12523?
Critical severity. CVSS v3 base score is 9.1 out of 10.