CVE-2019-11745

Description

When encrypting with a block cipher, if a call to NSC_EncryptUpdate was made with data smaller than the block size, a small out of bounds write could occur. This could have caused heap corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.

CVSS Version 3.1
CVSS Version 2.0

nvd
CVE ID: CVE-2019-11745
Base Score: 8.8
Base Severity: HIGH
Vector String:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8

nvd
CVE ID: CVE-2019-11745
Base Score: 6.8
Base Severity: MEDIUM
Vector String:AV:N/AC:M/Au:N/C:P/I:P/A:P

Refrence: NVD

Description​

Description