Permissions, Privileges, and Access Controls in Fedora - CVE-2015-7496
Published: November 24, 2015 / Updated: August 9, 2020
Vulnerability identifier: #VU40591
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2015-7496
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fedoraproject
Affected software:
Fedora
Fedora
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key.
How to mitigate CVE-2015-7496
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172328.html
- http://www.openwall.com/lists/oss-security/2015/11/17/10
- http://www.openwall.com/lists/oss-security/2015/11/17/8
- https://access.redhat.com/errata/RHSA-2017:2128
- https://bugzilla.gnome.org/show_bug.cgi?id=758032
- https://download.gnome.org/sources/gdm/3.18/gdm-3.18.2.news