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Fencer Intel
high 7.6

CVE-2015-2775 json

Directory traversal vulnerability in GNU Mailman before 2.1.20, when not using a static alias, allows remote attackers to execute arbitrary…

published 2015-04-13 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-2865

cvss
7.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.9%
EPSS 7.9% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

Directory traversal vulnerability in GNU Mailman before 2.1.20, when not using a static alias, allows remote attackers to execute arbitrary files via a .. (dot dot) in a list name.

Patch / fix

  • mailman Ubuntu 14.04 LTS 1:2.1.16-2ubuntu0.1

ubuntu advisories UBUNTU-CVE-2015-2775

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • mailman RHEL 7 3:2.1.15-21.ael7b_1
  • mailman RHEL 7 3:2.1.15-21.el7_1
  • mailman RHEL 6 3:2.1.12-25.el6

red hat advisories RHSA-2015:1153RHSA-2015:1417

  • mailman SLES for SAP 11 SP4, SLES 11 SP4, SLES 11 SP3-TERADATA +2 more 2.1.15-9.6.6.1
  • mailman SLES for SAP 12 SP4, SLES for SAP 12 SP3, SLES for SAP 12 SP2 +9 more 2.1.17-3.3.3

suse advisories SUSE-SU-2019:13924-1SUSE-SU-2018:4296-1

  • mailman openSUSE Tumbleweed 2.1.23-1.2

opensuse advisories openSUSE-SU-2024:10215-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-2775 updated cvss 4.6

mailman: directory traversal in MTA transports that deliver programmatically

  • Red Hat Enterprise Linux 5 mailman
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Server (v. 6) mailman 2.1.12-25.el6
    fixed: vendor fix RHSA-2015:1417
  • Red Hat Enterprise Linux Server (v. 7) mailman 2.1.15-21.el7_1, mailman 2.1.15-21.ael7b_1
    fixed: vendor fix RHSA-2015:1153
  • Red Hat Enterprise Linux Workstation (v. 6) mailman 2.1.12-25.el6
    fixed: vendor fix RHSA-2015:1417
  • Red Hat Enterprise Linux Workstation (v. 7) mailman 2.1.15-21.el7_1
    fixed: vendor fix RHSA-2015:1153

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

7.91% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • mail.python.org https://mail.python.org/pipermail/mailman-developers/2015-March/024875.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.