Vulnerability in GNU Mailman
CVE-2020-12108
/options/mailman in GNU Mailman before 2.1.31 allows Arbitrary Content Injection.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.027 (85.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- GNU Mailman
- Canonical Ubuntu Linux — versions 16.04, 18.04
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 31
- openSUSE Backports Sle — versions 15.0
- openSUSE Leap — versions 15.1, 15.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- code.launchpad.net/mailman (Third Party Advisory)
- mail.python.org/pipermail/mailman-announce/ (Third Party Advisory, Release Notes)
- bugs.launchpad.net/mailman/+bug/1873722 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2020/05/msg00007.html (mailing-list, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-05/msg00036.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4354-1/ (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-06/msg00003.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/07/msg00007.html (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00047.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12108?
- CVE-2020-12108 is a medium-severity vulnerability in GNU Mailman, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2020-05-06.
- How severe is CVE-2020-12108?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-12108 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.