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CVE-2023-50782

Python-cryptography: bleichenbacher timing oracle attack against rsa decryption - incomplete fix for cve-2020-25659

Published: Feb 5, 2024Updated: Feb 25, 2026 Sources: CVE List NVD GHSA BDUCWE-385
7.5HIGH
NVD MITRE
EPSS Score
1.1%
Top 37.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-385CWE-203

Affected Products

Red Hat
commercial·USaka redhat
Red Hat Ansible Automation Platform 2On-premDev Tool
DevTools & CI / ci-cd
Red Hat Enterprise Linux 7On-premOS
Operating Systems / linux-distro
Red Hat Satellite 6On-premOS
Operating Systems / linux-distro
Red Hat Update Infrastructure 4 for Cloud ProvidersOn-prem
Operating Systems / linux-distro
ansible automation platformOn-prem
Operating Systems / linux-distro
update infrastructureOn-prem
Operating Systems / linux-distro
cryptography.io
oss-projectaka cryptography
cryptographyLibrary
OSS Libraries / pypi
couchbase
commercial·USaka couchbase server, sync gateway, bleve
couchbase serverOn-premDatabase
Databases / nosql
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
python-cryptographyLibraryLibrary
OSS Libraries / generic-library
and 6 more affected products View all →

Exploitability

Official Patch Available
Workaround Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Discovery
View detailed technique mapping

References

https://access.redhat.com/security/cve/CVE-2023-50782
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2254432
bugzilla.redhat.com
https://www.couchbase.com/alerts/
couchbase.com
and 10 more references View all →

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