CVE-2023-31465 (GCVE-0-2023-31465)

Vulnerability from cvelistv5 – Published: 2023-07-26 00:00 – Updated: 2024-10-23 18:53
VLAI Shadowserver KEVIntel
Summary
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.
Severity
No CVSS data available.
SSVC
Exploitation: poc Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • n/a
Assigner
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2023-31465

Status: Confirmed

Status Updated: 2026-07-06 00:00 UTC

Exploited: Yes


Characteristics
Severity: 98.0

Timestamps
First Seen: 2023-11-15
Asserted: 2023-11-15
Last Seen: 2026-07-06

Scope
Asset Exposure: ['internet-facing']
Notes: Affected: FSMLabs / TimeKeeper | Class: other-software | Severity: Critical (CVSS 9.8) | IoT: no | In CISA KEV: no | Honeypot connections on 2026-07-06: 20

Evidence

Type: Honeypot

Signal: In The Wild Attempts

Confidence: 70%

Source: shadowserver


Details
1D 1
Iot no
Feed Shadowserver Foundation honeypot/exploited-vulnerabilities
Type http-scan
Class other-software
7D Avg 0
Vendor FSMLabs
30D Avg 3
90D Avg 2
Product TimeKeeper
Cisa Kev no
Connections 20
Observation Date 2026-07-06
Vulnerability Class CVSS
Vulnerability Score 9.8
Vulnerability Severity Critical

References

Created: 2026-06-30 09:23 UTC | Updated: 2026-07-08 01:03 UTC
KEVIntel
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2023-31465

Status: Confirmed

Status Updated: 2025-07-07 00:00 UTC

Exploited: Yes


Timestamps
First Seen: 2025-07-07
Asserted: 2025-07-07

Scope
Notes: KEVIntel entry: 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... | Affected: FSMLabs / TimeKeeper | CVSS: 9.8 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: True

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel


Details
Feed KEVIntel (kevintel.com)
Title 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...
Vendor FSMLabs
Product TimeKeeper
Added Date 2025-07-07T00:00:00.000Z
Cvss Score 9.8
Epss Score None
Cvss Severity CRITICAL
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True

References

Created: 2026-06-23 14:03 UTC | Updated: 2026-06-23 14:03 UTC
Show details on NVD website

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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