First published: Tue Apr 02 2019(Updated: )
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 6.5.0.2.8v_RC368 (AWS), SonicOSv 6.5.0.2.8v_RC366 (HYPER_V).
Credit: PSIRT@sonicwall.com
Affected Software | Affected Version | How to fix |
---|---|---|
SonicWall SonicOS | <=5.9.1.10 | |
SonicWall SonicOS | =6.0.5.3-86o | |
SonicWall SonicOS | =6.2.7.3 | |
SonicWall SonicOS | =6.2.7.8 | |
SonicWall SonicOS | =6.4.0.0 | |
SonicWall SonicOS | =6.5.1.3 | |
SonicWall SonicOS | =6.5.1.8 | |
SonicWall SonicOS | =6.5.2.2 | |
SonicWall SonicOS | =6.5.3.1 | |
Sonicwall Sonicosv | =6.5.0.2-8v_rc363 | |
Sonicwall Sonicosv | =6.5.0.2.8v_rc366 | |
Sonicwall Sonicosv | =6.5.0.2.8v_rc367 | |
Sonicwall Sonicosv | =6.5.0.2.8v_rc368 |
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CVE-2019-7477 is a vulnerability in SonicWall SonicOS and SonicOSv TLS CBC Cipher that allows remote attackers to obtain sensitive plaintext data when CBC cipher suites are enabled.
SonicOS Gen 5 version 5.9.1.10 and earlier, Gen 6 versions 6.2.7.3, 6.5.1.3, 6.5.2.2, 6.5.3.1, 6.2.7.8, 6.4.0.0, and 6.5.1.8 are affected by CVE-2019-7477.
The severity of CVE-2019-7477 is high, with a severity value of 7.5.
To fix the vulnerability, update SonicOS to a version that is not affected by CVE-2019-7477.
You can find more information about CVE-2019-7477 at the following link: [https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0003](https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0003)