CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
44.5%
There is a LOW severity vulnerability affecting CPython, specifically the’http.cookies’ standard library module.When parsing cookies that contained backslashes for quoted characters inthe cookie value, the parser would use an algorithm with quadraticcomplexity, resulting in excess CPU resources being used while parsing thevalue.
github.com/python/cpython/commit/391e5626e3ee5af267b97e37abc7475732e67621
github.com/python/cpython/commit/a77ab24427a18bff817025adb03ca920dc3f1a06
github.com/python/cpython/commit/b2f11ca7667e4d57c71c1c88b255115f16042d9a
github.com/python/cpython/commit/d4ac921a4b081f7f996a5d2b101684b67ba0ed7f
github.com/python/cpython/commit/d662e2db2605515a767f88ad48096b8ac623c774
github.com/python/cpython/commit/dcc3eaef98cd94d6cb6cb0f44bd1c903d04f33b1
github.com/python/cpython/issues/123067
github.com/python/cpython/pull/123075
mail.python.org/archives/list/[email protected]/thread/HXJAAAALNUNGCQUS2W7WR6GFIZIHFOOK/