CVE-2019-13038
mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo= substring, as demonstrated by omitting the // after http: in the target URL.
02 Description
mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo= substring, as demonstrated by omitting the // after http: in the target URL.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.42% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 72.6% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-06-29 00:00Z7 YR AGO
- Last updated
- 2024-08-04 23:41Z2 YR AGO
- Reserved
- 2019-06-29
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')Base
- Data version
- 5.1
- Document digest
- 317dbf7ae07d3c25d01b4903c054a1d8a00fd04f5f3b75b68029dc6605badb7c
05 Affected products
06 References
- lists.fedoraproject.orgFEDORA-2019-e8d74ece30https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5E3JVHURJJNDP63CKVX5O5MJAGCQV4K/
- lists.fedoraproject.orgFEDORA-2019-1444823e77https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XU5GVFZW3C2M4ZBL4F7UP7N24FNUCX4E/
- usn.ubuntu.comUSN-4291-1https://usn.ubuntu.com/4291-1/
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuapr2022.html
- github.comhttps://github.com/Uninett/mod_auth_mellon/issues/35#issuecomment-503974885
- lists.debian.org[debian-lts-announce] 20230312 [SECURITY] [DLA 3359-1] libapache2-mod-auth-mellon security updatehttps://lists.debian.org/debian-lts-announce/2023/03/msg00010.html
07 Fixed in
Debian 12
- libapache2-mod-auth-mellon Fixed in 0.15.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libapache2-mod-auth-mellon Fixed in 0.15.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libapache2-mod-auth-mellon Fixed in 0.15.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- libapache2-mod-auth-mellon No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- libapache2-mod-auth-mellon Fixed in 0.13.1-1ubuntu0.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- libapache2-mod-auth-mellon Fixed in 0.14.2-1ubuntu2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.