CVE-2020-26116

Description

http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.

References

https://bugs.python.org/issue39603

https://python-security.readthedocs.io/vuln/http-header-injection-method.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/BW4GCLQISJCOEGQNIMVUZDQMIY6RR6CC/

https://lists.fedoraproject.org/archives/list/[email protected]/message/OXI72HIHMXCQFWTULUXDG7VDA2BCYL4Y/

https://lists.fedoraproject.org/archives/list/[email protected]/message/JWMAVY4T4257AZHTF2RZJKNJNSJFY24O/

https://usn.ubuntu.com/4581-1/

https://security.netapp.com/advisory/ntap-20201023-0001/

https://lists.fedoraproject.org/archives/list/[email protected]/message/HDQ2THWU4GPV4Y5H5WW5PFMSWXL2CRFD/

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00027.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/QOX7DGMMWWL6POCRYGAUCISOLR2IG3XV/

https://lists.debian.org/debian-lts-announce/2020/11/msg00032.html

https://security.gentoo.org/glsa/202101-18

https://www.oracle.com/security-alerts/cpuoct2021.html

Details

Risk Information

CVSS v2

CVSS v3