CVE-2021-35223

moderate-risk
Published 2021-08-31

The Serv-U File Server allows for events such as user login failures to be audited by executing a command. This command can be supplied with parameters that can take the form of user string variables, allowing remote code execution.

Do I need to act?

!
10.8% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.5/10 High
NETWORK / HIGH complexity

Affected Products (1)

Affected Vendors

Solarwinds

References (6)

Release Notes https://documentation.solarwinds.com/en/success_center/servu/content/release_not...
Vendor Advisory https://support.solarwinds.com/SuccessCenter/s/article/Execute-Command-Function-...
Vendor Advisory https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35223
Release Notes https://documentation.solarwinds.com/en/success_center/servu/content/release_not...
Vendor Advisory https://support.solarwinds.com/SuccessCenter/s/article/Execute-Command-Function-...
Vendor Advisory https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35223
41
/ 100
moderate-risk
Severity 25/34 · High
Exploitability 11/34 · Low
Exposure 5/34 · Minimal