02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: WDC PSIRTAlgorithm incorrectly returning error and Invalid unreduced value written to output buffer
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
- 0.68% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 49.9% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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: 5.1
- Published
- 2022-07-29 18:55Z4 YR AGO
- Last updated
- 2024-08-03 03:28Z2 YR AGO
- Reserved
- 2022-01-10
- Assigning CNA
- WDC PSIRT
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-703Improper Check or Handling of Exceptional ConditionsPillar
- CWE-707Improper NeutralizationPillar
- CWE-682Incorrect CalculationPillar
- Data version
- 5.1
- Document digest
- 012ca6fb4cc8469e196d7e88ac762e048b76f26d5fd4dbc9901bafb5d05d54f4
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
SRC: CNA
The vulnerability was addressed by improving the point-scalar multiplication algorithm to account for anomalous input and by ensuring that errors are returned from library routines before any output buffer is written. To get the latest version of the Sweet B library, update your local repository from https://github.com/westerndigitalcorporation/sweet-b