Auth bypass in Capmon Access Manager

CVE-2018-18255

An issue was discovered in CapMon Access Manager 5.4.1.1005. The client applications of AccessManagerCoreService.exe communicate with this server through named pipes. A user can initiate communication with the server by creating a named pipe and sending commands to achieve elevated privileges.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-18255: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-18255?
CVE-2018-18255 is a high-severity vulnerability in Capmon Access Manager, classified under Improper Authentication. CVSS score: 7.8/10. Published 2019-03-15.
How severe is CVE-2018-18255?
High severity. CVSS v3 base score is 7.8 out of 10.