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CVE-2021-33620

Common vulnerabilities & exposures (CVE)

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Published at: - 28-05-2021 02:15
Last modified: - 03-06-2022 07:30
Total changes: - 4

Description

Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent by the server.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
None
Confidentiality
None
Integrity
Low
Privileges required
Unchanged
Scope
None
User interaction
6.5
Base score
2.8
3.6
Exploitability score
Impact score
 

Verification logic

OR
OR
vendor=squid-cache AND product=squid AND versionStartIncluding=5.0 AND versionEndExcluding=5.0.6
vendor=squid-cache AND product=squid AND versionEndExcluding=4.15
OR
vendor=fedoraproject AND product=fedora AND version=33
vendor=fedoraproject AND product=fedora AND version=34
OR
vendor=Debian AND product=debian_linux AND version=9.0
 

Reference

 


Keywords

NVD

 

CVE-2021-33620

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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