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CVE-2021-45956

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 01-01-2022 01:15
Last modified: - 18-03-2022 02:32
Total changes: - 5

Description

** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in print_mac (called from log_packet and dhcp_reply). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge."

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
High
Confidentiality
High
Integrity
None
Privileges required
Unchanged
Scope
None
User interaction
9.8
Base score
3.9
5.9
Exploitability score
Impact score
 

Verification logic

OR
vendor=thekelleys AND product=dnsmasq AND version=2.86
 

Reference

 


Keywords

NVD

 

CVE-2021-45956

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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