CVE-2014-2532

openssh: AcceptEnv environment restriction bypass flaw

Published Mar 18, 2014 CVSS 3.1 · 4.2 Medium EPSS 4.8% KEV · Not listed
Description
sshd in OpenSSH before 6.6 does not properly support wildcards on AcceptEnv lines in sshd_config, which allows remote attackers to bypass intended environment restrictions by using a substring located before a wildcard character.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2894-1 openssh security update
EUVD EUVD EUVD-2014-2568 sshd in OpenSSH before 6.6 does not properly support wildcards on AcceptEnv lines in sshd_config, which allows remote attackers to bypass intended environment restrictions by using a substring located before a wildcard character.
Ubuntu USN Ubuntu USN USN-2155-1 OpenSSH vulnerability
History
Type Values Removed Values Added
Weaknesses CWE-20
CWE-266
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
May 28, 2026, 5:41 PM
Reserved
Mar 17, 2014, 12:00 AM
Status
Modified
Published
Mar 18, 2014, 5:18 AM
Modified
Jun 17, 2026, 12:06 AM
Severity
Low
Public date
Mar 15, 2014, 12:00 AM