CVE-2021-27184

Name: CVE-2021-27184
Creator: NVD / NIST
Published: 2021-02-11T18:15:18.177+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.59%

Last modified Jun 17, 2026

CVE-2021-27184 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Pelco Digital Sentry Server 7.18.72.11464 has an XML External Entity vulnerability (exploitable via the DTD parameter entities technique), resulting in disclosure and retrieval of arbitrary data on the affected node via an out-of-band (OOB) attack. The vulnerability is triggered when input passed to the XML parser is not sanitized while parsing the ControlPointCacheShare.xml file (in a %APPDATA%\Pelco directory) when DSControlPoint.exe is executed.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

Pelco Digital Sentry Server 7.18.72.11464 has an XML External Entity vulnerability (exploitable via the DTD parameter entities technique), resulting in disclosure and retrieval of arbitrary data on the affected node via an out-of-band (OOB) attack. The vulnerability is triggered when input passed to the XML parser is not sanitized while parsing the ControlPointCacheShare.xml file (in a %APPDATA%\Pelco directory) when DSControlPoint.exe is executed.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.59%

72.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Pelco	Digital Sentry Server	7.18.72.11464

References

https://github.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server.txtExploit, Third Party Advisory
https://support.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-historyRelease Notes, Vendor Advisory
https://github.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server.txtExploit, Third Party Advisory
https://support.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-historyRelease Notes, Vendor Advisory

Timeline

Published: Feb 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-27184?

How severe is CVE-2021-27184?

CVE-2021-27184 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-27184?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-27184?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST