Unauthenticated path traversal in Lawo AG vsm LTC Time Sync
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
The web server of Lawo AG vsm LTC Time Sync (vTimeSync) is affected by a "..." (triple dot) path traversal vulnerability. By sending a specially crafted HTTP request, an unauthenticated remote attacker could download arbitrary files from the operating system. As a limitation, the exploitation is only possible if the requested file has some file extension, e. g. .exe or .txt.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA vsm LTC Time Sync (vTimeSync) (Lawo AG) Fixed in 4.5.6.0
Timeline
- 2026-10-02 Threatist record created from CVE-2024-6049
- 2026-10-03 Alias added: GHSA-g747-hj2w-g9w7
References
Advisory 1
Sources
- CVE-2024-6049 · CVE Program
- CVE-2024-6049 · NVD
- FIRST EPSS
- GHSA-g747-hj2w-g9w7 · GitHub Advisory Database · CC BY 4.0
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