CVE-2021-25492: samsung mobile samsung notes Out-of-bounds Write
CVSS: 7.3v3.1HighModified
Published 06-10-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-25492 is a high (CVSS 7.3) Out-of-bounds Write vulnerability in samsung mobile samsung notes. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.6% of scored vulnerabilities.
CVSS score
7.3/10
010
High · v3.1 (CVE.org)EPSS score
0.23%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-10-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Lack of boundary checking of a buffer in libSPenBase library of Samsung Notes prior to Samsung Note version 4.3.02.61 allows OOB read.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HSources2 sources · 7.1–7.3
- NVDNIST7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HDiffers
Low 3.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
0.00 pp
From 0.23% on 19-09-2026
19-09-202619-10-2026
EPSS score0.23%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Samsung1 product
- notes≤ 4.3.02.61
Samsung mobile1 product
- samsung notes≥ -, < 4.3.02.61
2 vendors · 2 products