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CVE-2023-26964

An issue was discovered in hyper v0.13.7. h2-0.2.4 Stream stacking occurs when the H2 component processes HTTP2 RST_STREAM frames. As a result, the memory and CPU usage are high which can lead to a...

Published: Apr 11, 2023Updated: Feb 11, 2025 Sources: CVE List NVD GHSA BDUCWE-770
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.1%
Top 38.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

h2 vulnerable to denial of service

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

h2crates.ioOSS Libraries
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsNovell Inc.
On-premOS
Operating Systems / linux-distro
Suse Linux Enterprise ServerNovell Inc.
On-premOS
Operating Systems / linux-distro
Suse Linux Enterprise DesktopNovell Inc.
On-premOS
Operating Systems / linux-distro
crates.iopackage-ecosystemOSS Libraries
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
novell inc.commercialUSOperating Systems
and 6 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2023-26964
nvd.nist.gov
https://github.com/hyperium/h2/issues/621
github.com
https://github.com/hyperium/hyper/issues/2877
github.com
and 11 more references View all →

Timeline

Published
Apr 11, 2023
Last Updated
Feb 11, 2025

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