Vulnerability · Published Mar 7, 2022 · Assigned by Sophos
CVE-2021-36809
Medium 6.1
In plain English
A medium-severity security flaw in SSL VPN client from Sophos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.2%top 86.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A local attacker can overwrite arbitrary files on the system with VPN client logs using administrator privileges, potentially resulting in a denial of service and data loss, in all versions of Sophos SSL VPN client.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Sophos | SSL VPN client | unspecified – through 2.3.8.0 |