CVE-2021-35211

high-risk
Published 2021-07-14

Microsoft discovered a remote code execution (RCE) vulnerability in the SolarWinds Serv-U product utilizing a Remote Memory Escape Vulnerability. If exploited, a threat actor may be able to gain privileged access to the machine hosting Serv-U Only. SolarWinds Serv-U Managed File Transfer and Serv-U Secure FTP for Windows before 15.2.3 HF2 are affected by this vulnerability.

Do I need to act?

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94.3% chance of exploitation in next 30 days
EPSS score — higher than 6% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10 Critical
NETWORK / HIGH complexity

Affected Products (3)

Affected Vendors

Solarwinds

References (5)

Patch https://www.microsoft.com/security/blog/2021/07/13/microsoft-discovers-threat-ac...
Patch https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35211
Patch https://www.microsoft.com/security/blog/2021/07/13/microsoft-discovers-threat-ac...
Patch https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35211
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-...
62
/ 100
high-risk
Severity 26/34 · High
Exploitability 27/34 · High
Exposure 9/34 · Low