CVE Vulnerabilities

CVE-2021-27770

Published: May 12, 2022 | Modified: Jun 30, 2023

CVSS 3.x

8.8

HIGH

Source:

NVD

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

CVSS 2.x

6.8 MEDIUM

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-27770
CWE	https://cwe.mitre.org/data/definitions/NVD-Other.html

The vulnerability was discovered within the “FaviconService”. The service takes a base64-encoded URL which is then requested by the webserver. We assume this service is used by the “meetings”-function where users can specify an external URL where the online meeting will take place.

Affected Software

Name	Vendor	Start Version	End Version
Sametime	Hcltech	11.6	11.6

References

https://support.hcltechsw.com/csm?id=kb_article\u0026sysparm_article=KB0097430

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