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CVE-2022-27666

Published: Mar 23, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-787
NVD MITRE
7.8CVSSHIGH
EPSS Score
4.5%
Top 9.7%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

linux kernellinux
On-premOS
Operating Systems
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
virtualizationredhatOperating Systems
enterprise linuxredhat
On-premOS
Operating Systems / linux-distro
h300s firmwarenetappHardware Firmware
linuxoss-projectOperating Systemsaka the linux kernel
fedoraprojectoss-projectUSOperating Systemsaka fedora project
redhatcommercialUSOperating Systemsaka red hat
netappcommercialUSHardware Firmware
and 21 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

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://bugzilla.redhat.com/show_bug.cgi?id=2061633
bugzilla.redhat.com
https://github.com/torvalds/linux/commit/ebe48d368e97d007bfeb76fcb065d6cfc4c96645
github.com
https://security.netapp.com/advisory/ntap-20220429-0001/
security.netapp.com
and 48 more references View all →

Timeline

Published
Mar 23, 2022
Last Updated
Nov 21, 2024

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