CVE-2020-5135: SonicWall SonicOS Buffer Overflow Vulnerability
Critical · CVSS 9.8 (CVSS 3.1)KEV known exploitedEPSS 26.9%, 98th percentilePublished Updated Assigner: sonicwall
In CISA’s Known Exploited Vulnerabilities catalog: SonicWall SonicOS Buffer Overflow Vulnerability.
Added , federal remediation due . Known ransomware use: Known.
Required action: Apply updates per vendor instructions.
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. This vulnerability affected SonicOS Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · CWE-120
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
SonicWall: SonicOS
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0010 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)