04 Affected products
PAIRS: —
01 RecordSTATE: PUBLISHED
02 Description
CNA: GitHub_MCeph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 8.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
- NVD analysis status
- Received. NVD last modified this record on 2026-08-28.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.2
- Published
- 2026-08-27 20:34Z8 HR AGO
- Last updated
- 2026-08-27 20:34Z8 HR AGO
- Reserved
- 2025-03-17
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.9)
- CNA CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
- Weaknesses
- CWE-327Use of a Broken or Risky Cryptographic AlgorithmClass
- CWE-1204Generation of Weak Initialization Vector (IV)Base
- Data version
- 5.2
- Document digest
- 88621ad633038d19a7c3c7a16aac48f8f223c8f22c1ee30fdc72584870e4cb29
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
cephceph< 19.2.6, >= 20.0.0, < 20.2.4—