Vulnerability Details : CVE-2023-6340
SonicWall Capture Client version 3.7.10, NetExtender client version 10.2.337 and earlier versions are installed with sfpmonitor.sys driver. The driver has been found to be vulnerable to Denial-of-Service (DoS) caused by Stack-based Buffer Overflow vulnerability.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2023-6340
- cpe:2.3:a:sonicwall:netextender:*:*:*:*:*:windows:*:*
- cpe:2.3:a:sonicwall:capture_client:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-6340
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-6340
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | 2024-01-29 |
CWE ids for CVE-2023-6340
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: PSIRT@sonicwall.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-2023-6340
-
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0019
Security AdvisoryVendor Advisory
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