CVE - CVE-2021-3737

CVE-ID
CVE-2021-3737	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://security.netapp.com/advisory/ntap-20220407-0009/ URL:https://security.netapp.com/advisory/ntap-20220407-0009/ MISC:https://bugs.python.org/issue44022 URL:https://bugs.python.org/issue44022 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1995162 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1995162 MISC:https://github.com/python/cpython/pull/25916 URL:https://github.com/python/cpython/pull/25916 MISC:https://github.com/python/cpython/pull/26503 URL:https://github.com/python/cpython/pull/26503 MISC:https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html URL:https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html MISC:https://ubuntu.com/security/CVE-2021-3737 URL:https://ubuntu.com/security/CVE-2021-3737 MISC:https://www.oracle.com/security-alerts/cpujul2022.html URL:https://www.oracle.com/security-alerts/cpujul2022.html MLIST:[debian-lts-announce] 20230524 [SECURITY] [DLA 3432-1] python2.7 security update URL:https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html MLIST:[debian-lts-announce] 20230630 [SECURITY] [DLA 3477-1] python3.7 security update URL:https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20210826	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210826)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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