Executive Summary

Informations
Name CVE-2020-15810 First vendor Publication 2020-09-02
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:H/A:N
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 High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:S/C:N/I:P/A:N)
Cvss Base Score 3.5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 6.8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in Squid before 4.13 and 5.x before 5.0.4. Due to incorrect data validation, HTTP Request Smuggling attacks may succeed against HTTP and HTTPS traffic. This leads to cache poisoning. This allows any client, including browser scripts, to bypass local security and poison the proxy cache and any downstream caches with content from an arbitrary source. When configured for relaxed header parsing (the default), Squid relays headers containing whitespace characters to upstream servers. When this occurs as a prefix to a Content-Length header, the frame length specified will be ignored by Squid (allowing for a conflicting length to be used from another Content-Length header) but relayed upstream.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15810

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 290
Os 3
Os 2
Os 3
Os 2

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
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-20210219-0007/
https://security.netapp.com/advisory/ntap-20210226-0006/
https://security.netapp.com/advisory/ntap-20210226-0007/
DEBIAN https://www.debian.org/security/2020/dsa-4751
MISC https://github.com/squid-cache/squid/security/advisories/GHSA-3365-q9qx-f98m
MLIST https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html
SUSE http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html
UBUNTU https://usn.ubuntu.com/4477-1/
https://usn.ubuntu.com/4551-1/

Alert History

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Date Informations
2024-02-02 02:13:43
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2020-10-03 00:22:57
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2020-10-01 05:22:51
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2020-09-26 00:22:48
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2020-09-10 21:23:11
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2020-09-07 21:23:04
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2020-09-06 00:22:47
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2020-09-04 00:22:48
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2020-09-02 21:23:15
  • First insertion