What is CVE-2012-1104?

CVE-2012-1104 is a medium-severity vulnerability in Apereo Phpcas, classified under Improper Privilege Management. CVSS score: 5.3/10. Published 2019-12-05.

How severe is CVE-2012-1104?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Privilege escalation in Apereo Phpcas

CVE-2012-1104

A Security Bypass vulnerability exists in the phpCAS 1.2.2 library from the jasig project due to the way proxying of services are managed.

Vulnerability class: Privilege Escalation

Published 2019-12-05 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.017 (77.2th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Apereo Phpcas — versions 1.2.2
Jasig Project Phpcas — versions 1.2.2
Linux Kernel
Debian Linux — versions 8.0

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

security-tracker.debian.org/tracker/CVE-2012-1104 (Third Party Advisory)
bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
www.openwall.com/lists/oss-security/2012/03/05/7 (Mailing List, Third Party Advisory)
www.securityfocus.com/bid/52279 (VDB Entry, Third Party Advisory)
gitlab.vsb.cz/kal0178/sixmon/blob/b18bcde090dc38fc968a0b1e38d1dab08b8c369e/web/… (Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2012-1104?: CVE-2012-1104 is a medium-severity vulnerability in Apereo Phpcas, classified under Improper Privilege Management. CVSS score: 5.3/10. Published 2019-12-05.
How severe is CVE-2012-1104?: Medium severity. CVSS v3 base score is 5.3 out of 10.