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CVE-2023-39322

Memory exhaustion in QUIC connection handling in crypto/tls

Published: Sep 8, 2023Updated: Nov 21, 2024 Sources: CVE List NVDCWE-770
7.5HIGH
NVD MITRE
EPSS Score
1.1%
Top 36.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

QUIC connections do not set an upper bound on the amount of data buffered when reading post-handshake messages, allowing a malicious QUIC connection to cause unbounded memory growth. With fix, connections now consistently reject messages larger than 65KiB in size.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-770

Affected Products

golang
oss-project·US
go
OSS Libraries
Go standard library
oss-project·USaka crypto/x509, html/template, golang standard library, net/http
crypto/tlsLibraryLibrary
OSS Libraries / go

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://go.dev/cl/523039
go.dev
https://go.dev/issue/62266
go.dev
https://groups.google.com/g/golang-dev/c/2C5vbR-UNkI/m/L1hdrPhfBAAJ
groups.google.com
and 3 more references View all →

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