Open Redirect in Openidc Mod Auth
CVE-2019-20479
A flaw was found in mod_auth_openidc before version 2.4.1. An open redirect issue exists in URLs with a slash and backslash at the beginning.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.019 (78.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Openidc Mod Auth
- Debian Linux — versions 8.0, 9.0
- Fedoraproject Fedora — versions 31, 32
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
References
- github.com/zmartzone/mod_auth_openidc/pull/453 (Patch, Vendor Advisory)
- github.com/zmartzone/mod_auth_openidc/commit/02431c0adfa30f478cf2eb20ed6ea51fdf… (Patch)
- lists.debian.org/debian-lts-announce/2020/02/msg00035.html (mailing-list, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00036.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2020/07/msg00028.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/04/msg00034.html (mailing-list)
Frequently asked questions
- What is CVE-2019-20479?
- CVE-2019-20479 is a medium-severity vulnerability in Openidc Mod Auth, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-02-20.
- How severe is CVE-2019-20479?
- Medium severity. CVSS v3 base score is 6.1 out of 10.