Attacker Value
Unknown
0
CVE-2021-22600
0
CVE ID
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CVE-2021-22600
(Last updated October 07, 2023) ▾
MITRE ATT&CK
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Command and Control
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Credential Access
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Defense Evasion
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Exfiltration
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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Description
A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.0 High
Impact Score:
5.9
Exploitability Score:
1
Attack Vector (AV):
Local
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
Kernel 5.4.168
Kernel 5.10.88
Kernel 5.15.11
Kernel 5.16-rc6
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- linux,
- netapp
Products
- debian linux 10.0,
- debian linux 9.0,
- h300s firmware -,
- h410c firmware -,
- h410s firmware -,
- h500s firmware -,
- h700s firmware -,
- linux kernel
Exploited in the Wild
gwillcox-r7
indicated sources as
- Vendor Advisory (https://source.android.com/security/bulletin/pixel/2022-03-01)
- Government or Industry Alert (https://www.cisa.gov/known-exploited-vulnerabilities-catalog)
- Threat Feed (https://inthewild.io/vuln/CVE-2021-22600)
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Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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