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CVE-2015-2775

22
FAUCET Score

CVE-2015-2775 describes a directory traversal vulnerability in GNU Mailman versions prior to 2.1.20, specifically when not configured with a static alias. This flaw allows remote attackers to execute arbitrary files by manipulating list names with directory traversal sequences. With a CVSS score of 7.6, this vulnerability is considered high severity, enabling complete compromise of confidentiality, integrity, and availability due to its network-based attack vector, although it requires high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
14.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.6HIGH

AV:N/AC:H/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
7.91%
Probability of exploitation in next 30 days
EPSS Percentile
94.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0791 is in the 72nd percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: mailman-3:2.1.12-25.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: mailman-3:2.1.15-21.ael7b_1
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: mailman

Vendor Advisories (1)

redhatCVE-2015-2775Moderate

mailman: directory traversal in MTA transports that deliver programmatically

Mar 31, 2015

References

lists.fedoraproject.org / pipermail/package-announce/2015-April/154911.html
lists.fedoraproject.org / pipermail/package-announce/2015-April/156742.html
rhn.redhat.com / errata/RHSA-2015-1153.html
rhn.redhat.com / errata/RHSA-2015-1417.html
bugs.launchpad.net / mailman/+bug/1437145
mail.python.org / pipermail/mailman-announce/2015-March/000209.html
mail.python.org / pipermail/mailman-developers/2015-March/024871.html
Vendor Advisory
mail.python.org / pipermail/mailman-developers/2015-March/024875.html
Exploit
debian.org / security/2015/dsa-3214
securityfocus.com / bid/73922
securitytracker.com / id/1032033
ubuntu.com / usn/USN-2558-1