by Kastro
Paper/Archive/CVE-2021-35211

CVE-2021-35211

SolarWinds Serv-U Managed File Transfer Server and Serv-U Secured FTP — Serv-U Remote Memory Escape Vulnerability

KEV · due 17 Novransomware useEPSS 91%public exploitSSVC actCVSS 9.0
critical.is priorityof 100
97
CVSS 9.0 (CNA)9.0 / 10 × 3027.0In CISA KEV+3030.0EPSS percentile 99.8.998 × 2020.0Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Serv-U Managed File Transfer Server and Serv-U Secured FTPSolarWinds Serv-U – < 15.2.3 HF115.2.3 HF1CNA

Scores by source

SolarWinds (CNA)9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: no · Technical impact: total

References

refsolarwinds.com/trust-center/security-advisories/cve-2021-35211refmicrosoft.com/security/blog/2021/07/13/microsoft-discovers-threat-actor-targeting-solarwinds-serv-u-software-with-0-day-exploitrefcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-35211kevcisa.gov/known-exploited-vulnerabilities-catalog