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Vulnerability Details : CVE-2020-15049

An issue was discovered in http/ in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.
Publish Date : 2020-06-30 Last Update Date : 2021-03-12
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication ???
Gained Access None
Vulnerability Type(s)
CWE ID 444

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:4082: squid security update (Important) oval:com.redhat.rhsa:def:20204082 unix
RHSA-2020:4743: squid:4 security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20204743 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2020-15049

# Product Type Vendor Product Version Update Edition Language
1 OS Fedoraproject Fedora 31 * * * Version Details Vulnerabilities
2 Application Squid-cache Squid * * * * Version Details Vulnerabilities
3 Application Squid-cache Squid 2.7 Stable2 * * Version Details Vulnerabilities
4 Application Squid-cache Squid 2.7 Stable8 * * Version Details Vulnerabilities
5 Application Squid-cache Squid 2.7 Stable3 * * Version Details Vulnerabilities
6 Application Squid-cache Squid 2.7 Stable9 * * Version Details Vulnerabilities
7 Application Squid-cache Squid 2.7 Stable4 * * Version Details Vulnerabilities
8 Application Squid-cache Squid 2.7 Stable5 * * Version Details Vulnerabilities
9 Application Squid-cache Squid 2.7 Stable6 * * Version Details Vulnerabilities
10 Application Squid-cache Squid 2.7 * * * Version Details Vulnerabilities
11 Application Squid-cache Squid 2.7 Stable7 * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Fedoraproject Fedora 1
Squid-cache Squid 10

- References For CVE-2020-15049 CONFIRM[email protected]/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/
FEDORA FEDORA-2020-cbebc5617e
SUSE openSUSE-SU-2020:1346
SUSE openSUSE-SU-2020:1369
MLIST [debian-lts-announce] 20201002 [SECURITY] [DLA 2394-1] squid3 security update CONFIRM

- Metasploit Modules Related To CVE-2020-15049

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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