Vulnerability Details : CVE-2021-25495
A possible heap buffer overflow vulnerability in libSPenBase library of Samsung Notes prior to Samsung Note version 4.3.02.61 allows arbitrary code execution.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-25495
- cpe:2.3:a:samsung:notes:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25495
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 24 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25495
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
7.3
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H |
2.5
|
4.7
|
Samsung Mobile | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-25495
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: mobile.security@samsung.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-25495
-
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=10
Security Updates Other Updates | Samsung Mobile SecurityVendor Advisory
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