CVE-2021-21345
Public on 2021-03-23
Modified on 2021-05-24
Description
A flaw was found in xstream. A remote attacker, who has sufficient rights, can execute commands of the host by manipulating the processed input stream. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | xstream | 2021-05-20 | ALAS2-2021-1645 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 8.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVD | CVSSv2 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| NVD | CVSSv3 | 5.8 | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:H/A:N |