CVE-2020-5135 — SonicWall SonicOS Buffer Overflow Vulnerability
CVE-2020-5135: SonicWall SonicOS Buffer Overflow Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | SonicWall |
| Product | SonicOS |
| Date added | 2022-03-15 |
| Due date | 2022-04-05 |
| Ransomware campaign use | Unknown |
Description
A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall.
Required action (CISA)
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-5135
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-5135
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog