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CVE-2021-27232

8.8 · HIGH

The RTSPLive555.dll ActiveX control in Pelco Digital Sentry Server 7.18.72.11464 has a SetCameraConnectionParameter stack-based buffer overflow.

Published Feb 16, 2021CWE-787EPSS 1.74%

Overview

CVE-2021-27232 is a high-severity vulnerability. It was published on February 16, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The RTSPLive555.dll ActiveX control in Pelco Digital Sentry Server 7.18.72.11464 has a SetCameraConnectionParameter stack-based buffer overflow. This can be exploited by a remote attacker to potentially execute arbitrary attacker-supplied code. The victim would have to visit a malicious webpage using Internet Explorer where the exploit could be triggered.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server-RSTPLive555%20Activex%20Buffer%20overflow.txtRefsupport.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-historyGitHubgithub.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server-RSTPLive555%20Activex%20Buffer%20overflow.txtRefsupport.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-history

How CyberStrike helps

Frequently asked questions

What is CVE-2021-27232?

CVE-2021-27232 is a high-severity vulnerability. It was published on February 16, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-27232?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-27232?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-27232?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-27232 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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