Fluid Attacks Database

Description

Python Cryptography package vulnerable to Bleichenbacher timing oracle attack A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Package	Affected version	Patched versions
pypi	cryptography	>=0 <42.0.0	42.0.0
debian 11	python-cryptography	=3.3.2-1 \|\| =3.3.2-1+deb11u1 \|\| =3.4.8-1 \|\| =3.4.8-2 \|\| =38.0.4-1 \|\| =38.0.4-2 \|\| =38.0.4-3 \|\| =38.0.4-3~deb12u1 \|\| =38.0.4-4 \|\| =41.0.7-1 \|\| =41.0.7-2 \|\| =41.0.7-3 \|\| =41.0.7-4 \|\| =41.0.7-5 \|\| =42.0.5-1 \|\| =42.0.5-2 \|\| =43.0.0-1 \|\| =43.0.0-2 \|\| =43.0.0-3 \|\| =44.0.2-1 \|\| =44.0.2-2 \|\| =45.0.6-1 \|\| =45.0.6-1~exp1 \|\| =45.0.7-1 \|\| =46.0.1-1 \|\| =46.0.1-1~exp1 \|\| =46.0.5-1 \|\| =46.0.5-2 \|\| =46.0.6-1 \|\| =46.0.7-1	-
debian 12	python-cryptography	=38.0.4-3 \|\| =38.0.4-3+deb12u1 \|\| =38.0.4-4 \|\| =41.0.7-1 \|\| =41.0.7-2 \|\| =41.0.7-3 \|\| =41.0.7-4 \|\| =41.0.7-5 \|\| =42.0.5-1 \|\| =42.0.5-2 \|\| =43.0.0-1 \|\| =43.0.0-2 \|\| =43.0.0-3 \|\| =44.0.2-1 \|\| =44.0.2-2 \|\| =45.0.6-1 \|\| =45.0.6-1~exp1 \|\| =45.0.7-1 \|\| =46.0.1-1 \|\| =46.0.1-1~exp1 \|\| =46.0.5-1 \|\| =46.0.5-2 \|\| =46.0.6-1 \|\| =46.0.7-1	-
debian 13	python-cryptography	>=0 <42.0.5-1	42.0.5-1
debian 14	python-cryptography	>=0 <42.0.5-1	42.0.5-1
rpm rhel8	python-cryptography	-	-
rpm rhel7	python-cryptography	-	-

Aliases

1. CVE-2023-507822. NVD-2023-507823. OSV-2023-507824. OSV-DEBIAN-2023-507825. GCVE-2023-507826. ACCESS-CVE-2023-507827. SECURITY-TRACKER-CVE-2023-50782

References

1. https://github.com/pyca/cryptography/issues/97852. https://bugzilla.redhat.com/show_bug.cgi?id=22544323. https://www.couchbase.com/alerts

Does your application use this vulnerable software?

During the free trial, our tools assess your application, identify vulnerabilities, and provide recommendations for their remediation.