CVE-2021-35247: Improper Input Validation Vulnerability in Serv-U
In CISA’s Known Exploited Vulnerabilities catalog: SolarWinds Serv-U Improper Input Validation Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply updates per vendor instructions.
Description
Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters. To insure proper input validation is completed in all environments. SolarWinds recommends scheduling an update to the latest version of Serv-U.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N · CWE-20
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
SolarWinds: Serv-U
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_note… (opens in new tab)
- www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)