CVE-2021-3712
Public on 2021-08-24
Modified on 2021-11-04
Description
It was found that openssl assumed ASN.1 strings to be NUL terminated. A malicious actor may be able to force an application into calling openssl function with a specially crafted, non-NUL terminated string to deliberately hit this bug, which may result in a crash of the application, causing a Denial of Service attack, or possibly, memory disclosure. The highest threat from this vulnerability is to data confidentiality and system availability.
Severity
CVSS v3 Base Score
See breakdown
Affected Packages
Platform | Package | Release Date | Advisory | Status |
---|---|---|---|---|
Amazon Linux 2 - Core | edk2 | 2024-03-13 | ALAS2-2024-2502 | Fixed |
Amazon Linux 1 | openssl | 2021-10-01 | ALAS-2021-1541 | Fixed |
Amazon Linux 2 - Core | openssl | 2021-10-26 | ALAS2-2021-1721 | Fixed |
Amazon Linux 2 - Core | openssl11 | 2021-10-04 | ALAS2-2021-1714 | Fixed |
CVSS Scores
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H |
NVD | CVSSv2 | 5.8 | AV:N/AC:M/Au:N/C:P/I:N/A:P |
NVD | CVSSv3 | 7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H |