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CVE-2018-15375

22
FAUCET Score

CVE-2018-15375 is a memory write vulnerability in Cisco IOS Software for Cisco 800 Series Industrial Integrated Services Routers, stemming from exposed internal test commands. An authenticated, local attacker can exploit this to write arbitrary values to arbitrary memory locations. With a CVSS score of 6.7 (Medium), the attack requires high privileges but has high impact on confidentiality, integrity, and availability. There is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
15.5\(2.21\)tCPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.5\(2.21\)t:*:*:*:*:*:*:*
15.6\(3\)mCPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.6\(3\)m:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.7MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.33%
Probability of exploitation in next 30 days
EPSS Percentile
25.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0033 is in the 73rd percentile among its peer group of 3,720 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

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-ir800-memwrite
Vendor Advisory