by Kastro
Paper/Archive/CVE-2020-5135

CVE-2020-5135

SonicWall SonicOS — SonicWall SonicOS Buffer Overflow Vulnerability

KEV · due 5 Aprransomware useEPSS 27%public exploitSSVC actCVSS 9.8
critical.is priorityof 100
99
CVSS 9.8 (ADP)9.8 / 10 × 3029.4In CISA KEV+3030.0EPSS percentile 98.0.980 × 2019.6Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
SonicOSSonicOS 6.5.4.7-79n and earlier–CNA
SonicOSSonicOS 6.5.1.11-4n and earlier–CNA
SonicOSSonicOS 6.0.5.3-93o and earlier–CNA
SonicOSSonicOSv 6.5.4.4-44v-21-794 and earlier–CNA
SonicOSSonicOS 7.0.0.0-1–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refpsirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0010refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5135kevcisa.gov/known-exploited-vulnerabilities-catalog