CVE-2023-47246KEV · OVERDUECWE-22path-traversal

SysAid Server Path Traversal Vulnerability

Critical · published November 10, 2023

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

1055
days past CISA
deadline
CVSS v3.1
9.8
EPSS
99%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 A sneaky path traversal vulnerability allows attackers to write files directly to the webroot of SysAid On-Premise systems before version 23.3.36 — think of it as leaving the door wide open for someone to sneak in and plant their own files! 🔥 Picture a delivery service that mistakenly allows a courier to drop off packages in any room of the house instead of just the front porch — once inside, they could leave anything behind, even something harmful! An attacker could exploit this vulnerability to execute arbitrary code, potentially leading to total system compromise or data breaches. This means attackers could perform dangerous actions like stealing sensitive information, altering configurations, or even taking control of the entire system without the owner ever noticing. That's absolutely devastating!

Put simply

Picture a delivery service that mistakenly allows a courier to drop off packages in any room of the house instead of just the front porch — once inside, they could leave anything behind, even something harmful! This path traversal vulnerability enables unauthorized file writes to the Tomcat webroot, allowing attackers to execute malicious code on the server. It occurs when user input isn't properly sanitized, letting attackers manipulate file paths outside of the intended directory.

What to do

An attacker could exploit this vulnerability to execute arbitrary code, potentially leading to total system compromise or data breaches. This means attackers could perform dangerous actions like stealing sensitive information, altering configurations, or even taking control of the entire system without the owner ever noticing. That's absolutely devastating! Immediate action is required: upgrade SysAid to version 23.3.36 or later to close this vulnerability. Additionally, review your configurations and user input handling to ensure it properly sanitizes file paths. Stay vigilant to prevent such sneaky exploits! You've got this! Stay proactive with these steps, and you'll have your security back on track in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.98851 · 99.9th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2023-11-10T11:15Z
KEV added
2023-11-13 · due 2023-12-04
Affected products (1)
ProductVersionsFixed in
sysaid/sysaid< 23.3.3623.3.36
References (7)
EPSS history
Timeline
  • 13 NOV 00:00Z
    Added to CISA KEV — remediate by Dec 4
    kev
  • 10 NOV 00:00Z
    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…
    cvelistv5