CVE-2021-27770CWE-472

HCL Sametime is vulnerable to arbitrary HTTP requests

Medium · published May 12, 2022

CVSS v3.1
6.8
EPSS
1%
Percentile
53.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00736 · 53.7th percentile
Weakness
CWE-472 · External Control of Assumed-Immutable Web Parameter
Published
2022-05-12T21:25Z
EPSS history
Timeline
  • 12 MAY 21:25Z
    HCL Sametime is vulnerable to arbitrary HTTP requests
    cvelistv5