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CVE-2017-8288

28
FAUCET Score

CVE-2017-8288 is a high-severity vulnerability affecting GNOME Shell versions 3.22 through 3.24.1, where improper handling of extension reloads can leave them active on the lock screen. This allows an unauthenticated attacker to potentially launch applications, view sensitive information from extensions, or even execute arbitrary commands depending on the enabled extensions. With a CVSS score of 8.1, it presents a high risk due to its network-based attack vector and high impact on confidentiality, integrity, and availability, despite requiring high attack complexity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
3.22.0CPE matchmatch criteria
cpe:2.3:a:gnome:gnome-shell:3.22.0:*:*:*:*:*:*:*
3.22.1CPE matchmatch criteria
cpe:2.3:a:gnome:gnome-shell:3.22.1:*:*:*:*:*:*:*
3.22.2CPE matchmatch criteria
cpe:2.3:a:gnome:gnome-shell:3.22.2:*:*:*:*:*:*:*
3.22.3CPE matchmatch criteria
cpe:2.3:a:gnome:gnome-shell:3.22.3:*:*:*:*:*:*:*
3.23.1CPE matchmatch criteria
cpe:2.3:a:gnome:gnome-shell:3.23.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.96%
Probability of exploitation in next 30 days
EPSS Percentile
85.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0296 is in the 44th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 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 (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2017-8288Low

gnome-shell: Mishandling extensions that fail to reload

Apr 25, 2017

References

bugs.kali.org / view.php
Issue Tracking
bugzilla.gnome.org / show_bug.cgi
Issue Tracking
github.com / EasyScreenCast/EasyScreenCast/issues/46
Third Party Advisory
github.com / GNOME/gnome-shell/commit/ff425d1db7082e2755d2a405af53861552acf2a1
Issue TrackingPatchThird Party Advisory
securityfocus.com / bid/98070
Third Party AdvisoryVDB Entry