Vulnerability Monitor

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CVE-2021-31807

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. An integer overflow problem allows a remote server to achieve Denial of Service when delivering responses to HTTP Range requests. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent.

Published

2021-06-08T20:15:09.057

Last Modified

2024-11-21T06:06:15.980

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-190
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application squid-cache squid < 4.15 Yes
Application squid-cache squid < 5.0.6 Yes
Application squid-cache squid 2.5.stable2 Yes
Application squid-cache squid 2.5.stable3 Yes
Application squid-cache squid 2.5.stable4 Yes
Application squid-cache squid 2.5.stable5 Yes
Application squid-cache squid 2.5.stable6 Yes
Application squid-cache squid 2.5.stable7 Yes
Application squid-cache squid 2.5.stable8 Yes
Application squid-cache squid 2.5.stable9 Yes
Application squid-cache squid 2.5.stable10 Yes
Application squid-cache squid 2.5.stable11 Yes
Application squid-cache squid 2.5.stable12 Yes
Application squid-cache squid 2.5.stable13 Yes
Application squid-cache squid 2.5.stable14 Yes
Application squid-cache squid 2.6 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Application squid-cache squid 2.7 Yes
Operating System fedoraproject fedora 33 Yes
Operating System fedoraproject fedora 34 Yes
Application netapp cloud_manager - Yes
References