CRLF Injection Affecting python-urllib3 package, versions <1.25.6-4
Threat Intelligence
Exploit maturity not defined.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-PYTHONURLLIB3-343431
- published15 Apr 2019
- disclosed15 Apr 2019
Introduced: 15 Apr 2019
CVE-2019-11236 (opens in a new tab)How to fix?
Upgrade Debian:unstable python-urllib3 to version 1.25.6-4 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python-urllib3 package and not the python-urllib3 package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.
References
- https://security-tracker.debian.org/tracker/CVE-2019-11236
- https://lists.debian.org/debian-lts-announce/2019/06/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
- https://github.com/urllib3/urllib3/issues/1553
- https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
- https://access.redhat.com/errata/RHSA-2019:2272
- https://access.redhat.com/errata/RHSA-2019:3335
- https://access.redhat.com/errata/RHSA-2019:3590
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
- https://usn.ubuntu.com/3990-2/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-11236
- https://usn.ubuntu.com/3990-1/
- https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/