PT-2020-18276 · Sonicwall · Sonicos Gen 7+3

Nikita Abramov · Published 2020-10-12 · Updated 2020-10-23 · CVE-2020-5137

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions SonicOS Gen 5 versions 5.9.1.7 through 5.9.1.13 SonicOS Gen 6 versions 6.0.5.3 through 6.5.4.7 SonicOSv version 6.5.4.v SonicOS Gen 7 version 7.0.0.0

Description A buffer overflow issue in SonicOS allows a remote unauthenticated attacker to cause a Denial of Service (DoS) on the firewall SSLVPN service, leading to a firewall crash.

Recommendations For SonicOS Gen 5 versions 5.9.1.7 through 5.9.1.13, update to a version that fixes the buffer overflow vulnerability. For SonicOS Gen 6 versions 6.0.5.3 through 6.5.4.7, update to a version that fixes the buffer overflow vulnerability. For SonicOSv version 6.5.4.v, update to a version that fixes the buffer overflow vulnerability. For SonicOS Gen 7 version 7.0.0.0, update to a version that fixes the buffer overflow vulnerability.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2020-5137

Affected Products

Sonicos Gen 5

Sonicos Gen 6

Sonicos Gen 7

Sonicos

References · 3

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0012 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-5137 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-5137 · Security Note