01 Record
CVE-2023-42559
Improper exception management vulnerability in Knox Guard prior to SMR Dec-2023 Release 1 allows Knox Guard lock bypass via changing system time.
MediumPUBLISHEDCNA: SamsungMobile
CNA base score4.9 CVSS v3.xCVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
02 Description
Improper exception management vulnerability in Knox Guard prior to SMR Dec-2023 Release 1 allows Knox Guard lock bypass via changing system time.
03 Exploitation and scoring
- 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
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.0% of scored records. A rank, not a probability.
- NVD base score
- 5.2 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:L/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
- 2023-12-05 02:44Z2 YR AGO
- Last updated
- 2024-08-02 19:23Z2 YR AGO
- Reserved
- 2023-09-11
- Assigning CNA
- SamsungMobile
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.9)
- CNA CVSS vector
- CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
- Weaknesses
- CWE-755Improper Handling of Exceptional ConditionsClass
- Data version
- 5.1
- Document digest
- c82b0d4c7ab6d62f700b381c5636cfc80cf3449a33a7e00bb345964144fa224f
05 Affected products
VendorProductVersionsPlatforms
06 References
- security.samsungmobile.comhttps://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=12