VDB

CVE-2020-5136

CVE-2020-5136 PUBLISHED CVSS 6.5 MEDIUM

A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal, which leads to a firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, 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.

EPSS 0.31% · 54.9th percentile

Risk Scores

CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.31%
54.9th percentile

Affected Products

VendorProductVersions
sonicwallsonicos6.5.4.0, 6.0.0.0, 6.5.0.0
SonicWallSonicOSSonicOSv 6.5.4.4-44v-21-794 and earlier, SonicOS 6.5.4.7-79n and earlier, SonicOS 7.0.0.0-1
sonicwallsonicosv0

Timeline

  • Oct 12, 2020 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score

References

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