CVE-2021-27770 - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Hcltech	Sametime

Configuration 1 [-]

cpe:2.3:a:hcltech:sametime:11.6:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0097430

History

No history.

MITRE

Status: PUBLISHED

Assigner: HCL

Published: 2022-05-12T21:25:25.427594Z

Updated: 2024-09-16T20:02:52.780Z

Reserved: 2021-02-26T00:00:00

Link: CVE-2021-27770

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-05-12T22:15:11.823

Modified: 2023-06-30T21:26:36.650

Link: CVE-2021-27770

Redhat

No data.

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