THREATPORT/VULNERABILITY/CVE-2023-31465
CRITICAL SEVERITY

CVE-2023-31465

Timekeeper vulnerability

CVSS
9.8
EPSS
44.5%
EPSS pct
99th
Exploited
No known
An issue was discovered in FSMLabs TimeKeeper 8.0.17 through 8.0.28. By intercepting requests from various timekeeper streams, it is possible to find the getsamplebacklog call. Some query parameters are passed directly in the URL and named arg[x], with x an integer starting from 1; it is possible to modify arg[2] to insert Bash code that will be executed directly by the server.
Affected vendor
Fsmlabs
Affected product
Timekeeper
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2023-07-26

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 44.5% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2023-31465

  • Confirm whether Fsmlabs Timekeeper is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2023-31465.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-31465

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