{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2022-45061","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-11-03T21:46:44.155Z","dateReserved":"2022-11-09T00:00:00.000Z","datePublished":"2022-11-09T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2023-09-15T21:07:33.878Z"},"descriptions":[{"lang":"en","value":"An issue was discovered in Python before 3.11.1. An unnecessary quadratic algorithm exists in one path when processing some inputs to the IDNA (RFC 3490) decoder, such that a crafted, unreasonably long name being presented to the decoder could lead to a CPU denial of service. Hostnames are often supplied by remote servers that could be controlled by a malicious actor; in such a scenario, they could trigger excessive CPU consumption on the client attempting to make use of an attacker-supplied supposed hostname. For example, the attack payload could be placed in the Location header of an HTTP response with status code 302. A fix is planned in 3.11.1, 3.10.9, 3.9.16, 3.8.16, and 3.7.16."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/python/cpython/issues/98433"},{"name":"FEDORA-2022-45d2cfdfa4","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O67LRHDTJWH544KXB6KY4HMHQLYDXFPK/"},{"name":"FEDORA-2022-3e859b6bc6","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4WBZJNSALFGMPYTINIF57HAAK46U72WQ/"},{"name":"FEDORA-2022-e1ce71ff40","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GTPVDZDATRQFE6KAT6B4BQIQ4GRHIIIJ/"},{"name":"FEDORA-2022-fdb2739feb","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTN2OOLKYTG34DODUEJGT5MLC2PFGPBA/"},{"url":"https://security.netapp.com/advisory/ntap-20221209-0007/"},{"name":"FEDORA-2022-6f4e6120d7","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZB5YCMIRVX35RUB6XPOWKENCVCJEVDRK/"},{"name":"FEDORA-2022-e6d0495206","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PLQ2BNZVBBAQPV3SPRU24ZD37UYJJS7W/"},{"name":"FEDORA-2022-6d51289820","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VCMDX6IFKLOA3NXUQEV524L5LHTPI2JI/"},{"name":"FEDORA-2022-50deb53896","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/63FS6VHY4DCS74HBTEINUDOECQ2X6ZCH/"},{"name":"FEDORA-2022-93c6916349","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ORVCQGJCCAVLN4DJDTWGREFCUWXKQRML/"},{"name":"FEDORA-2022-18b234c18b","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T3D5TX4TDJPXHXD2QICKTY3OCQC3JARP/"},{"name":"FEDORA-2022-de755fd092","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCDJXNBHWXNYUTOEV4H2HCFSRKV3SYL3/"},{"name":"FEDORA-2022-fd3771db30","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RH57BNT4VQERGEJ5SXNXSVMDYP66YD4H/"},{"name":"FEDORA-2022-6b8b96f883","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKWAMPURWUV3DCCT4J7VHRF4NT2CFVBR/"},{"name":"FEDORA-2022-3d7e44dbd5","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/35YDIWCUMWTMDBWFRAVENFH6BLB65D6S/"},{"name":"FEDORA-2022-b2f06fbb62","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPNWZKXPKTNHS5FVMN7UQZ2UPCSEFJUK/"},{"name":"FEDORA-2022-6ba889e0e3","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B3YI6JYARWU6GULWOHNUROSACT54XFFS/"},{"name":"FEDORA-2022-dbb811d203","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KNE4GMD45RGC2HWUAAIGTDHT5VJ2E4O4/"},{"name":"FEDORA-2022-e699dd5247","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JTYVESWVBPD57ZJC35G5722Q6TS37WSB/"},{"name":"FEDORA-2022-fbf6a320fe","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHVW73QZJMHA4MK7JBT7CXX7XSNYQEGF/"},{"name":"FEDORA-2022-bcf089dd07","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AOUKI72ACV6CHY2QUFO6VK2DNMVJ2MB/"},{"name":"FEDORA-2023-a990c93ed0","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3EJ6J7PXVQOULBQZQGBXCXY6LFF6LZD/"},{"name":"FEDORA-2023-78b4ce2f23","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXZJL3CNAFS5PAIR7K4RL62S3Y7THR7O/"},{"name":"FEDORA-2023-af5206f71d","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QLUGZSEAO3MBWGKCUSMKQIRYJZKJCIOB/"},{"name":"FEDORA-2023-943556a733","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.or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20230524 [SECURITY] [DLA 3432-1] python2.7 security update","tags":["mailing-list"],"url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html"},{"name":"[debian-lts-announce] 20230630 [SECURITY] [DLA 3477-1] python3.7 security 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