High severity · published Apr 2, 2019
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
7.5
CVSS
1.2%
EPSS
No
On KEV
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).
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SO
Sonicos · Sonicwall
through 5.9.1.10; 6.0.5.3-86o; 6.2.7.3; 6.2.7.8; 6.4.0.0; 6.5.1.3; +3 more · source: NVD
SO
Sonicosv · Sonicwall
6.5.0.2-8v_rc363; 6.5.0.2.8v_rc366; 6.5.0.2.8v_rc367; 6.5.0.2.8v_rc368 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-7477
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-7477
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0003
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