CVE-2019-11745

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

published January 8, 2020

CVSS
—
EPSS
3%
Percentile
87.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02994 · 87.2th percentile
Published
2020-01-08T19:22Z
EPSS history
Timeline
  • 08 JAN 19:22Z
    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
    cvelistv5