SolarWinds Serv-U Remote Code Execution Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CRITICAL

9 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitation Likelihood

94.32 %

Predictive Probability

Percentile Rank

99.9 th

Documented as more likely to be exploited than 99.9% of known CVEs.

Detection Date

Nov 03, 2021

Remediation Due

Nov 17, 2021

CISA Catalog Active

Threat Analysis

SolarWinds Serv-U contains an unspecified memory escape vulnerability which can allow for remote code execution.

Apply updates per vendor instructions.

Vendor Identity

SolarWinds

Affected Product

Serv-U

Ransomware Status

Campaign Use Known

Weakness Classification

CWE-787

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2021-35211