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Servers and applications

CVE-2019-7477

A vulnerability in SonicWall SonicOS and SonicOSv TLS CBC Cipher allow remote attackers to obtain sensitive plaintext data when CBC cipher suites are enabled. This vulnerability affected SonicOS Gen 5 version 5.9.1.10 and earlier, Gen 6 version 6.2.7.3, 6.5.1.3, 6.5.2.2, 6.5.3.1, 6.2.7.8, 6.4.0.0, 6.5.1.8, 6.0.5.3-86o and SonicOSv 6.5.0.2-8v_RC363 (VMWARE), 6.5.0.2.8v_RC367 (AZURE), SonicOSv…

Severity
High 7.5
Published
2 Apr 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.2% in the next 30 daysHigher than 68% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
SonicWall SonicOSServers and applications · cpe:o:sonicwall:sonicos
  • Version 6.5.3.1
  • Version 6.5.2.2
  • Version 6.5.1.8
  • Version 6.5.1.3
All 9 release lines
  • Every version up to 5.9.1.10
  • Version 6.0.5.3-86o
  • Version 6.2.7.3
  • Version 6.2.7.8
  • Version 6.4.0.0
  • Version 6.5.1.3
  • Version 6.5.1.8
  • Version 6.5.2.2
  • Version 6.5.3.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-7477
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-7477