CVE-2021-27772
7.1 · HIGHOverview
CVE-2021-27772 is a high-severity vulnerability affecting hcltech sametime. It was published on May 12, 2022 and has a CVSS 3.1 base score of 7.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Users are able to read group conversations without actively taking part in them. Next to one to one conversations, users are able to start group conversations with multiple users. It was found possible to obtain the contents of these group conversations without being part of it. This could lead to information leakage where confidential information discussed in private groups is read by other users without the users knowledge.
Remediation
Check the references section for vendor advisories and patches from hcltech. Update sametime to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2021-27772?
CVE-2021-27772 is a high-severity vulnerability affecting hcltech sametime. It was published on May 12, 2022 and has a CVSS 3.1 base score of 7.1 (HIGH).
How severe is CVE-2021-27772?
This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-27772?
Check the references section for vendor advisories and patches from hcltech. Update sametime to the latest patched version. 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-2021-27772?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-27772 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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