Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-31807 First vendor Publication 2021-06-08
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31807

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 290
Os 2

Metasploit Database

id Description
2021-05-27 Squid Proxy Range Header DoS

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210716-0007/
FULLDISC http://seclists.org/fulldisclosure/2023/Oct/14
MISC http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8a...
https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf
MLIST http://www.openwall.com/lists/oss-security/2023/10/11/3
https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html

Alert History

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Date Informations
2024-02-02 02:25:28
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2023-11-07 21:34:41
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2023-10-24 21:28:12
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2023-10-11 17:27:40
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2023-09-05 13:19:46
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2023-09-05 01:23:25
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2023-09-02 13:18:22
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2023-09-02 01:23:47
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2023-08-12 13:24:28
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2023-08-12 01:23:01
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2023-08-11 13:16:45
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2023-08-11 01:23:46
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2023-08-06 13:14:45
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2023-08-06 01:22:45
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2023-08-04 13:15:07
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2023-08-04 01:23:06
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2023-07-14 13:15:10
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2023-07-14 01:22:54
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2023-03-29 02:17:21
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2023-03-28 12:23:08
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2022-10-11 13:07:07
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2022-10-11 01:22:37
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2022-04-28 01:58:18
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2021-10-21 21:22:49
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2021-09-14 21:23:35
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2021-07-16 21:23:18
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2021-07-16 17:22:54
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2021-06-29 12:39:58
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2021-06-15 21:23:18
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2021-06-14 13:22:54
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2021-06-11 09:22:49
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2021-06-09 00:22:48
  • First insertion