CVE-2024-3219: falha de média gravidade em Python Software Foundation CPython
Pure-Python fallback of socket.socketpair() doesn’t authenticate peer connection
Publicada em · Atualizada em
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 5.1epss 0.2%
The
“socket” module provides a pure-Python fallback to the
socket.socketpair() function for platforms that don’t support AF_UNIX,
such as Windows. This pure-Python implementation uses AF_INET or
AF_INET6 to create a local connected pair of sockets. The connection
between the two sockets was not verified before passing the two sockets
back to the user, which leaves the server socket vulnerable to a
connection race from a malicious local peer.
Platforms that support AF_UNIX such as Linux and macOS are not affected by this vulnerability. Versions prior to CPython 3.5 are not affected due to the vulnerable API not being included.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
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Referências
https://github.com/python/cpython/commit/06fa244666ec6335a3b9bf2367e31b42b9a89b20https://github.com/python/cpython/commit/0b65c8bf5367625673eafb92f85046a1b31259f2https://github.com/python/cpython/commit/220e31adeaaa8436c9ff234cba1398bc49e2bb6chttps://github.com/python/cpython/commit/2621a8a40ba4b2c68ca564671b7daa5da80a4508https://github.com/python/cpython/commit/31302f5fc24eecd693f0c8aaba7c2840b09b594dhttps://github.com/python/cpython/commit/3f5d9d12c74787fbf3f5891835c85cc15526c86dhttps://github.com/python/cpython/commit/5df322e91a40909e6904bbdbc0c3a6b6a9eead39https://github.com/python/cpython/commit/5f90abaa786f994db3907fc31e2ee00ea2cf0929https://github.com/python/cpython/commit/78df1043dbdce5c989600616f9f87b4ee72944e5https://github.com/python/cpython/commit/b252317956b7fc035bb3774ef6a177e227f9fc54https://github.com/python/cpython/commit/c21a36112a0028d7ac3cf8f480e0dc88dba5922chttps://github.com/python/cpython/commit/c5655aa6ad120d2ed7f255bebd6e8b71a9c07dde