CVE-2021-27770 HCL Sametime is vulnerable to arbitrary HTTP requests
HighCVSS 8.8
EPSS 0.74%
- Published
- Updated
- Exploit status
- No public exploit known
Description
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 products
| Product | Affected versions | Fixed in |
|---|---|---|
| hcltech sametime | = 11.6 | No fix listed |
| HCL Software Sametime | = 11.6 | No fix listed |
References
- support.hcltechsw.com vendor-advisory