CVE-2016-5699 describes a CRLF injection vulnerability in the HTTPConnection.putheader function within Python's urllib2 and urllib libraries, affecting versions prior to 2.7.10 and 3.4.4 respectively. This flaw allows remote attackers to inject arbitrary HTTP headers by embedding CRLF sequences in a URL. Rated as Medium severity (CVSS 6.1), it requires user interaction and could lead to partial confidentiality and integrity impacts. There is no evidence of active exploitation, readily available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.7.9CPE matchmatch criteria | cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | ||
3.0CPE matchmatch criteria | cpe:2.3:a:python:python:3.0:*:*:*:*:*:*:* | ||
3.0.1CPE matchmatch criteria | cpe:2.3:a:python:python:3.0.1:*:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:python:python:3.1.0:*:*:*:*:*:*:* | ||
3.1.1CPE matchmatch criteria | cpe:2.3:a:python:python:3.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.