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CVE-2022-26496

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 06-03-2022 07:15
Last modified: - 25-04-2022 09:27
Total changes: - 7

Description

In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a crafted NBD_OPT_INFO or NBD_OPT_GO message with an large value as the length of the name.

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
OR
vendor=network_block_device_project AND product=network_block_device AND versionEndExcluding=3.24
OR
vendor=Debian AND product=debian_linux AND version=10.0
vendor=Debian AND product=debian_linux AND version=11.0
OR
vendor=fedoraproject AND product=fedora AND version=34
vendor=fedoraproject AND product=fedora AND version=35
vendor=fedoraproject AND product=fedora AND version=36
 

Reference

 


Keywords

NVD

 

CVE-2022-26496

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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