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CVE-2019-7477

UnknownEPSS 1.19%

Last modified

CVE-2019-7477 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 1.19% chance of exploitation in the next 30 days.

Description

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).

Metrics

EPSS Probability
1.19%

64.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SonicwallSonicos<= 5.9.1.10
SonicwallSonicos6.0.5.3-86o
SonicwallSonicos6.2.7.3
SonicwallSonicos6.2.7.8
SonicwallSonicos6.4.0.0
SonicwallSonicos6.5.1.3
SonicwallSonicos6.5.1.8
SonicwallSonicos6.5.2.2
SonicwallSonicos6.5.3.1
SonicwallSonicosv6.5.0.2-8v_rc363
SonicwallSonicosv6.5.0.2.8v_rc366
SonicwallSonicosv6.5.0.2.8v_rc367
SonicwallSonicosv6.5.0.2.8v_rc368

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 6.5.0.2.8v_RC368 (AWS), SonicOSv 6.5.0.2.8v_RC366 (HYPER_V).
How severe is CVE-2019-7477?
Severity scoring for CVE-2019-7477 is pending analysis. The EPSS model estimates a 1.19% probability of exploitation in the next 30 days.
How do I fix CVE-2019-7477?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-7477?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST