CVE-2019-18348
Public on 2019-10-23
Modified on 2020-08-31
Description
A CRLF injection flaw was discovered in python in the way URLs are handled when doing an HTTP/HTTPS connection (e.g. through urlopen() or HTTPConnection). An attacker who can control the url parameter passed to urlopen method in the urllib/urllib2 modules can inject CRLF sequences and HTTP headers by abusing the "host" part of the URL.
Severity
See what this means
CVSS v3 Base Score
See breakdown
Affected Packages
Platform | Package | Release Date | Advisory | Status |
---|---|---|---|---|
Amazon Linux 1 | python26 | 2025-04-29 | ALAS-2025-1972 | Fixed |
Amazon Linux 1 | python27 | 2020-06-03 | ALAS-2020-1375 | Fixed |
Amazon Linux 1 | python27 | 2020-07-29 | ALAS-2020-1407 | Fixed |
Amazon Linux 1 | python34 | 2020-07-27 | ALAS-2020-1407 | Fixed |
Amazon Linux 1 | python34 | 2020-08-31 | ALAS-2020-1429 | Fixed |
Amazon Linux 1 | python35 | 2020-07-27 | ALAS-2020-1407 | Fixed |
Amazon Linux 1 | python35 | 2020-08-27 | ALAS-2020-1429 | Fixed |
Amazon Linux 1 | python36 | 2020-07-27 | ALAS-2020-1407 | Fixed |
Amazon Linux 1 | python36 | 2020-08-31 | ALAS-2020-1428 | Fixed |
CVSS Scores
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
NVD | CVSSv2 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
NVD | CVSSv3 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |