Cyber Resilience

CVE-2021-27769

Medium

Published: 12 May 2022

Published
12 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0020 42.6th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-27769 is a medium-severity External Control of Assumed-Immutable Web Parameter (CWE-472) vulnerability in Hcltech Sametime. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 42.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Information leakage occurs when a website reveals information that could aid an attacker to further exploit the system. This information may or may not be sensitive and does not automatically mean a breach is likely to occur. Overall, any information…

more

that could be used for an attack should be limited whenever possible.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

hcltech
sametime
11.6

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References