Poor quality of randomness in authorization tokens
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The Media Server’s authorization tokens have a poor quality of randomness. An attacker may be able to guess the token of an active user by computing plausible tokens.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- 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
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
SICK Media Server — sick.com/.well-known/csaf/white/2025/sca-2025-0007.json
9 records Highest priority Priority MEDIUM 3 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2025-31262 No protection against brute-force attacksPriority MEDIUM 49
- TI-2025-31249 Credential disclosurePriority MEDIUM 49
- TI-2025-31248 Configurations endpoint does not require authorizationPriority MEDIUM 43
- Advisory ·
SICK Media Server — sick.com/.well-known/csaf/white/2025/sca-2025-0007.pdf
9 records Highest priority Priority MEDIUM 3 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2025-31262 No protection against brute-force attacksPriority MEDIUM 49
- TI-2025-31249 Credential disclosurePriority MEDIUM 49
- TI-2025-31248 Configurations endpoint does not require authorizationPriority MEDIUM 43
Timeline
- 2026-10-02 Threatist record created from CVE-2025-49198
- 2026-10-03 Alias added: GHSA-mrv6-5rxr-645f
References
Advisory 3
More SICK AG Media Server vulnerabilities
- TI-2025-31262 No protection against brute-force attacks CVSS 3.1CRITICAL 9.8
- TI-2025-31249 Credential disclosure CVSS 3.1CRITICAL 9.8
- TI-2025-31248 Configurations endpoint does not require authorization CVSS 3.1HIGH 8.6
- TI-2025-31261 Unencrypted communication CVSS 3.1HIGH 7.5
- TI-2025-31250 Unencrypted communication (HTTP) CVSS 3.1HIGH 7.5
- TI-2025-31264 Deprecated TLS version supported CVSS 3.1HIGH 7.5
Sources
- CVE-2025-49198 · CVE Program
- CVE-2025-49198 · NVD
- FIRST EPSS
- GHSA-mrv6-5rxr-645f · GitHub Advisory Database · CC BY 4.0
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