How severe is CVE-2015-7496?

CVE-2015-7496 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2015-7496 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7496?

CVE-2015-7496 primarily affects Gnome Gnome Display Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-7496?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-7496 published?

CVE-2015-7496 was published on 2015-11-24 and last updated on 2026-06-17.

CVE-2015-7496

CVE-2015-7496 is a high-severity vulnerability in Gnome Gnome Display Manager with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Gnome Gnome Display Manager
Published: 2015-11-24
Last modified: 2026-06-17

Description

GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key.

Frequently asked questions

What is CVE-2015-7496?: GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key.
How severe is CVE-2015-7496?: CVE-2015-7496 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2015-7496 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7496?: CVE-2015-7496 primarily affects Gnome Gnome Display Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-7496?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-7496 published?: CVE-2015-7496 was published on 2015-11-24 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:*

More vulnerabilities in Gnome Gnome Display Manager

CVE-2018-14424 — High (CVSS 7.8): The daemon in GDM through 3.29.1 does not properly unexport display objects from its D-Bus interface when they are…
CVE-2020-16125 — High (CVSS 7.2): gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice service…
CVE-2013-4169 — Medium (CVSS 6.9): GNOME Display Manager (gdm) before 2.21.1 allows local users to change permissions of arbitrary directories via a…
CVE-2020-27837 — Medium (CVSS 6.4): A flaw was found in GDM in versions prior to 3.38.2.1. A race condition in the handling of session shutdown makes it…
CVE-2019-3825 — Medium (CVSS 6.3): A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could…
CVE-2017-12164 — Medium (CVSS 4.1): A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If…

All CVEs affecting Gnome Gnome Display Manager →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

CVE-2016-8363 — Critical (CVSS 10.0): An issue was discovered in Moxa OnCell OnCellG3470A-LTE, AWK-1131A/3131A/4131A Series, AWK-3191 Series, AWK-5232/6232…
CVE-2016-7457 — Critical (CVSS 10.0): VMware vRealize Operations (aka vROps) 6.x before 6.4.0 allows remote authenticated users to gain privileges, or halt…
CVE-2015-7425 — Critical (CVSS 10.0): The Data Protection component in the VMware vSphere GUI in IBM Tivoli Storage Manager for Virtual Environments: Data…
CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →