Resource Exhaustion Affecting python2.7 package, versions <2.7.6-8ubuntu0.6+esm5
Snyk CVSS
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-UBUNTU1404-PYTHON27-567112
- published 30 Jan 2020
- disclosed 30 Jan 2020
Introduced: 30 Jan 2020
CVE-2020-8492 Open this link in a new tabHow to fix?
Upgrade Ubuntu:14.04
python2.7
to version 2.7.6-8ubuntu0.6+esm5 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python2.7
package and not the python2.7
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:14.04
relevant fixed versions and status.
Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-8492
- https://security-tracker.debian.org/tracker/CVE-2020-8492
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7WOKDEXLYW5UQ4S7PA7E37IITOC7C56J/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/APGWEMYZIY5VHLCSZ3HD67PA5Z2UQFGH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/
- https://security.gentoo.org/glsa/202005-09
- https://github.com/python/cpython/pull/18284
- https://bugs.python.org/issue39503
- https://python-security.readthedocs.io/vuln/urllib-basic-auth-regex.html
- https://lists.apache.org/thread.html/rdb31a608dd6758c6093fd645aea3fbf022dd25b37109b6aaea5bc0b5@%3Ccommits.cassandra.apache.org%3E
- https://lists.apache.org/thread.html/rfec113c733162b39633fd86a2d0f34bf42ac35f711b3ec1835c774da@%3Ccommits.cassandra.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html
- https://security.netapp.com/advisory/ntap-20200221-0001/
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00003.html
- https://usn.ubuntu.com/4333-2/
- https://usn.ubuntu.com/4333-1/
- https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html
- https://lists.apache.org/thread.html/rdb31a608dd6758c6093fd645aea3fbf022dd25b37109b6aaea5bc0b5%40%3Ccommits.cassandra.apache.org%3E
- https://lists.apache.org/thread.html/rfec113c733162b39633fd86a2d0f34bf42ac35f711b3ec1835c774da%40%3Ccommits.cassandra.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WOKDEXLYW5UQ4S7PA7E37IITOC7C56J/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APGWEMYZIY5VHLCSZ3HD67PA5Z2UQFGH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/