01 Record
CVE-2023-32831
In wlan driver, there is a possible PIN crack due to use of insufficiently random values. This could lead to local information disclosure with no execution privileges needed. User interaction is not
MediumPUBLISHEDCNA: MediaTek
CNA base score5.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
02 Description
In wlan driver, there is a possible PIN crack due to use of insufficiently random values. This could lead to local information disclosure with no execution privileges needed. User interaction is not
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.17% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 7.2% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- 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.
04 Metadata
- Published
- 2024-01-02 02:50Z2 YR AGO
- Last updated
- 2025-06-18 14:59Z1 YR AGO
- Reserved
- 2023-05-16
- Assigning CNA
- MediaTek
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.5)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-330Use of Insufficiently Random ValuesClass
- Data version
- 5.1
- Document digest
- df6b8bd4ea292fadb875fe5c8a69741b8f3776ea281278d48ce68807b9557618
05 Affected products
VendorProductVersionsPlatforms
MediaTek, Inc.MT6890, MT7612, MT7613, MT7615, MT7622, MT7626, MT7629, MT7915, MT7916, MT7981, MT7986SDK version 7.6.7.1 and before—
06 References
- corp.mediatek.comhttps://corp.mediatek.com/product-security-bulletin/January-2024