CVE-2023-47246

KEVRansomware UseSysAid Server Path Traversal Vulnerability

Description

SysAid Server (on-premises version) contains a path traversal vulnerability that leads to code execution.

In SysAid On-Premise before 23.3.36, a path traversal vulnerability leads to code execution after an attacker writes a file to the Tomcat webroot, as exploited in the wild in November 2023.

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

PublishedNov 10, 2023

Last modifiedJul 31, 2026

Added to KEVNov 13, 2023

Remediation dueDec 4, 2023

References

documentation.sysaid.com/docs/latest-version-installation-filesProduct
documentation.sysaid.com/docs/on-premise-security-enhancements-2023Release NotesVendor Advisory
sysaid.com/blog/service-desk/on-premise-software-security-vulnerability-notificationExploitVendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-47246US Government Resource

0 recent articles mention this CVE

Risk assessment · Critical

Actively exploited and used by ransomware crews. Patch immediately.

Exploitation: Confirmed in the wild (CISA KEV)
Federal remediation deadline: Overdue by 1059 days
Ransomware: Used in known ransomware campaigns
CVSS: 9.8 CRITICAL
EPSS (30-day exploit probability): 98.9% · top 1% of all CVEs
Weakness: CWE-22
Attack vector: Network, remotely reachable
Preconditions: No privileges and no user interaction

Recommended actions

1.Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
2.Treat as emergency change: patch or isolate internet-facing instances first.
3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
5.Verify offline/immutable backups and segment the affected systems. This flaw is used for ransomware initial access.

Assessment is derived automatically from the live signals above; verify against your own asset inventory.