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CVE-2018-9511

20
FAUCET Score

CVE-2018-9511 describes a local denial of service vulnerability in Android-9.0, specifically within the ipSecSetEncapSocketOwner function of XfrmController.cpp. This flaw stems from a failure to initialize a security feature due to uninitialized data, potentially leading to the denial of service for IPsec on affected sockets. The vulnerability has a CVSS score of 5.5 (Medium), indicating a low attack complexity and requiring only local privileges, with no user interaction needed for exploitation. There is no known active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.0CPE matchmatch criteria
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.22%
Probability of exploitation in next 30 days
EPSS Percentile
12.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0022 is in the 55th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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)

googlepatch availablevia nvd_reference
View patch

References

source.android.com / security/bulletin/2018-10-01
PatchVendor Advisory
android.googlesource.com / platform/system/netd/+/931418b16c7197ca2df34c2a5609e49791125abe
PatchVendor Advisory
source.android.com / security/bulletin/2018-10-01%2C
securityfocus.com / bid/105482
Third Party AdvisoryVDB Entry