// For flags

CVE-2022-27666

kernel: buffer overflow in IPsec ESP transformation code

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Se ha encontrado un fallo de desbordamiento del búfer de la pila en el código de transformación de IPsec ESP en net/ipv4/esp4.c y net/ipv6/esp6.c. Este fallo permite a un atacante local con un privilegio de usuario normal sobrescribir los objetos de la pila del núcleo y puede causar una amenaza de escalada de privilegios local

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-03-23 CVE Reserved
  • 2022-03-23 CVE Published
  • 2022-03-28 First Exploit
  • 2023-03-08 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-122: Heap-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netapp
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H300s Firmware
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--
Affected
in Netapp
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H300s
Search vendor "Netapp" for product "H300s"
--
Safe
Netapp
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H500s Firmware
Search vendor "Netapp" for product "H500s Firmware"
--
Affected
in Netapp
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H500s
Search vendor "Netapp" for product "H500s"
--
Safe
Netapp
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H700s Firmware
Search vendor "Netapp" for product "H700s Firmware"
--
Affected
in Netapp
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H700s
Search vendor "Netapp" for product "H700s"
--
Safe
Netapp
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H300e Firmware
Search vendor "Netapp" for product "H300e Firmware"
--
Affected
in Netapp
Search vendor "Netapp"
H300e
Search vendor "Netapp" for product "H300e"
--
Safe
Netapp
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H500e Firmware
Search vendor "Netapp" for product "H500e Firmware"
--
Affected
in Netapp
Search vendor "Netapp"
H500e
Search vendor "Netapp" for product "H500e"
--
Safe
Netapp
Search vendor "Netapp"
H700e Firmware
Search vendor "Netapp" for product "H700e Firmware"
--
Affected
in Netapp
Search vendor "Netapp"
H700e
Search vendor "Netapp" for product "H700e"
--
Safe
Netapp
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H410s Firmware
Search vendor "Netapp" for product "H410s Firmware"
--
Affected
in Netapp
Search vendor "Netapp"
H410s
Search vendor "Netapp" for product "H410s"
--
Safe
Netapp
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H410c Firmware
Search vendor "Netapp" for product "H410c Firmware"
--
Affected
in Netapp
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H410c
Search vendor "Netapp" for product "H410c"
--
Safe
Linux
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Linux Kernel
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< 5.17
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-
Affected
Linux
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Linux Kernel
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5.17
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-
Affected
Linux
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Linux Kernel
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5.17
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rc1
Affected
Linux
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Linux Kernel
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5.17
Search vendor "Linux" for product "Linux Kernel" and version "5.17"
rc2
Affected
Linux
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Linux Kernel
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5.17
Search vendor "Linux" for product "Linux Kernel" and version "5.17"
rc3
Affected
Linux
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Linux Kernel
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5.17
Search vendor "Linux" for product "Linux Kernel" and version "5.17"
rc4
Affected
Linux
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Linux Kernel
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5.17
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rc5
Affected
Linux
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Linux Kernel
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5.17
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rc6
Affected
Linux
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Linux Kernel
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5.17
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rc7
Affected
Fedoraproject
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Fedora
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34
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-
Affected
Fedoraproject
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Fedora
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35
Search vendor "Fedoraproject" for product "Fedora" and version "35"
-
Affected
Redhat
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Virtualization
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4.0
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-
Affected
Redhat
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Enterprise Linux
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8.0
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-
Affected
Debian
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Debian Linux
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9.0
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-
Affected
Debian
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Debian Linux
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10.0
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-
Affected
Debian
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Debian Linux
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11.0
Search vendor "Debian" for product "Debian Linux" and version "11.0"
-
Affected