Vulnerability Details : CVE-2020-5133
A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service due to buffer overflow, which leads to a firewall crash. This vulnerability affected SonicOS Gen 6 version 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2020-5133
- cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sonicos:7.0.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sonicosv:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-5133
0.53%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-5133
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-5133
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by:
- nvd@nist.gov (Primary)
- PSIRT@sonicwall.com (Secondary)
References for CVE-2020-5133
-
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0008
Security AdvisoryVendor Advisory
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