CVE-2018-0437

34
FAUCET Score

CVE-2018-0437 is a local privilege escalation vulnerability affecting the Cisco Umbrella Enterprise Roaming Client on Windows. It allows an authenticated, local attacker to gain Administrator privileges due to improper file system permissions. The vulnerability has a high CVSS score of 7.8, indicating a low attack complexity and high impact on confidentiality, integrity, and availability. While not actively exploited in the wild (KEV: No), public exploit code exists (EDB-45339), and it has received some community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.118CPE matchmatch criteria
cpe:2.3:a:cisco:umbrella_enterprise_roaming_client:*:*:*:*:*:*:*:*
< 4.6.1098CPE matchmatch criteria
cpe:2.3:a:cisco:umbrella_roaming_module:*:*:*:*:*:*:*:*
4.3\(1095\)CPE matchmatch criteria
cpe:2.3:a:cisco:umbrella_roaming_module:4.3\(1095\):*:*:*:*:anyconnect:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
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
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
71.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-45339 · Sep 6, 2018
This CVE's current EPSS score of 0.0152 is in the 95th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

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)

ciscovendor investigatingvia nvd_reference
View patch