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CVE-2021-3177

PUBLISHED 03.08.2024

CNA: mitre

Обновлено: 24.05.2023
Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely.

БДУ ФСТЭК

Идентификатор Описание
BDU:2021-01781 Уязвимость функции PyCArg_repr (ctypes/callproc.c) интерпретатора языка программирования Python, позволяющая нарушителю выполнить произвольный код

НКЦКИ уязвимости

Бюллетени НКЦКИ - уязвимости ПО
Идентификатор Дата бюллетеня Описание
VULN:20260126-15 26.01.2026 Выполнение произвольного кода в Junos Space Security Director Policy Enforcer module

Доп. Информация

Product Status

n/a
Product: n/a
Vendor: n/a
Default status: Не определен
Версии:
Затронутые версии Статус
Наблюдалось в версии n/a affected
 

Ссылки

https://bugs.python.org/issue42938
https://github.com/python/cpython/pull/24239
https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MGSV6BJQLRQ6RKVUXK7JGU7...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NQPARTLNSFQVMMQHPNBFOCO...
https://security.gentoo.org/glsa/202101-18
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7GZV74KM72O2PEJN2C4XP3...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CCFZMVRQUKCBQIG5F2CBVAD...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHOCQYX3QLDGDQGTWQAUUT...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXSMBHES3ANXXS2RSO5G6Q2...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V6XJAULOS5JVB2L67NCKKMJ...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YDTZVGSXQ7HR7OCGSUHTRNT...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y4KSYYWMGAKOA2JVCQA422O...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPE7SMXYUIWPOIZV4DQYXOD...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCQTCSP6SCVIYNIRUJC5X7Y...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NODWHDIFBQE5RU5PUWUVE47...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MP572OLHMS7MZO4KUPSCIMS...
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FONHJIOZOFD7CD35KZL6SVB...
https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html
https://www.oracle.com//security-alerts/cpujul2021.html
https://news.ycombinator.com/item?id=26185005
https://security.netapp.com/advisory/ntap-20210226-0003/
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://lists.debian.org/debian-lts-announce/2022/02/msg00013.html
https://www.oracle.com/security-alerts/cpujul2022.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html

CVE Program Container

Обновлено: 03.08.2024
SSVC and KEV, plus CVSS and CWE if not provided by the CNA.

Ссылки

https://bugs.python.org/issue42938
https://github.com/python/cpython/pull/24239
https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MGSV6BJQLRQ6RKVUXK7JGU7...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NQPARTLNSFQVMMQHPNBFOCO...
https://security.gentoo.org/glsa/202101-18
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7GZV74KM72O2PEJN2C4XP3...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CCFZMVRQUKCBQIG5F2CBVAD...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHOCQYX3QLDGDQGTWQAUUT...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXSMBHES3ANXXS2RSO5G6Q2...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V6XJAULOS5JVB2L67NCKKMJ...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YDTZVGSXQ7HR7OCGSUHTRNT...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y4KSYYWMGAKOA2JVCQA422O...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPE7SMXYUIWPOIZV4DQYXOD...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCQTCSP6SCVIYNIRUJC5X7Y...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NODWHDIFBQE5RU5PUWUVE47...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MP572OLHMS7MZO4KUPSCIMS...
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FONHJIOZOFD7CD35KZL6SVB...
https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html
https://www.oracle.com//security-alerts/cpujul2021.html
https://news.ycombinator.com/item?id=26185005
https://security.netapp.com/advisory/ntap-20210226-0003/
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://lists.debian.org/debian-lts-announce/2022/02/msg00013.html
https://www.oracle.com/security-alerts/cpujul2022.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html

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