CVE-2021-35211 is a critical remote code execution (RCE) vulnerability in SolarWinds Serv-U Managed File Transfer and Serv-U Secure FTP for Windows versions prior to 15.2.3 HF2. This vulnerability, stemming from a Remote Memory Escape, allows unauthenticated attackers to gain privileged access to the hosting machine. With a CVSS score of 10.0 and an EPSS score indicating high exploitability, it poses a severe risk. The vulnerability is actively exploited in the wild, including by ransomware groups, and has garnered significant community and media attention, despite a lack of public exploit code.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 15.2.3CPE matchmatch criteria | cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:* | ||
15.2.3CPE matchmatch criteria | cpe:2.3:a:solarwinds:serv-u:15.2.3:-:*:*:*:*:*:* | ||
15.2.3CPE matchmatch criteria | cpe:2.3:a:solarwinds:serv-u:15.2.3:hotfix1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.