Home/CVE/Serv-U server responds with valid CSRFToken when the request contains only Session.
CVE

CVE-2021-35242

Serv-U server responds with valid CSRFToken when the request contains only Session.

Serv-U server responds with valid CSRFToken when the request contains only Session.

HIGH · CVSS 8.3 EPSS 0.01208
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-352Cross-Site Request Forgery (CSRF)
CWE-352Cross-Site Request Forgery (CSRF)
▤

Affected Products & Versions

1
solarwinds serv-u< 15.2.5
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Serv-U Process Pattern
▣

Scoring & Timeline

8.3
HIGH · CVSS v3.1 · psirt@solarwinds.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Dec 2021 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-2-5_release_notes.htmRelease NotesVendor Advisory
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35242Broken Link
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