CVE-2021-22898

Public on 2021-06-16
Modified on 2021-09-15
Description
A flaw was found in the way curl handled telnet protocol option for sending environment variables, which could lead to sending of uninitialized data from a stack-based buffer to the server. This issue leads to potentially revealing sensitive internal information to the server using a clear-text network protocol.
Severity
Low
CVSS v3 Base Score
3.1
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 curl 2021-09-08 23:35 ALAS2-2021-1700
Amazon Linux 2 curl 2021-06-16 20:37 ALAS2-2021-1653
Amazon Linux 2 curl 2021-09-08 23:35 ALAS2-2021-1700
Amazon Linux 2 curl 2021-06-16 20:37 ALAS2-2021-1653
Amazon Linux 1 curl 2021-07-08 18:38 ALAS-2021-1509

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD CVSSv2 2.6 AV:N/AC:H/Au:N/C:P/I:N/A:N
NVD CVSSv3 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N