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CVE-2018-9458

24
FAUCET Score

CVE-2018-9458 describes a local escalation of privilege vulnerability in Android versions 8.0 and 8.1, where a flaw in the RootWindowContainer.java component could allow an attacker to intercept user keypresses while the screen is locked. This high-severity vulnerability (CVSS 7.8) requires user interaction for exploitation and could lead to the disclosure of sensitive information. Despite its potential impact, there is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
8.0CPE matchmatch criteria
cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.57%
Probability of exploitation in next 30 days
EPSS Percentile
43.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0057 is in the 43rd percentile among its peer group of 11,617 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 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

googlevendor investigatingvia nvd_reference
View patch

References

source.android.com / security/bulletin/2018-08-01
Vendor Advisory
securitytracker.com / id/1041432
Third Party AdvisoryVDB Entry