CVE-2020-15049

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
An issue was discovered in http/ContentLengthInterpreter.cc 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.
Overview
  • CVE ID
  • CVE-2020-15049
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2020-06-30T18:15:12
  • Last Modified Date
  • 2021-03-12T13:15:12
Weakness Enumerations
CWE URL
CWE-444 http://cwe.mitre.org/data/definitions/444.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* 1 OR 2.0 2.6
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* 1 OR 3.1 3.5.28
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* 1 OR 4.0 4.12
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* 1 OR 5.0 5.0.3
cpe:2.3:a:squid-cache:squid:2.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable2:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable3:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable4:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable5:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable6:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable7:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable8:*:*:*:*:*:* 1 OR
cpe:2.3:a:squid-cache:squid:2.7:stable9:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch Patch Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5 Third Party Advisory
http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patch Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4732
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html
https://usn.ubuntu.com/4551-1/
https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html
https://security.netapp.com/advisory/ntap-20210312-0001/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-15049
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15049
History
Created Old Value New Value Data Type Notes
2022-05-10 07:20:08 Added to TrackCVE
2022-12-04 19:00:14 2020-06-30T18:15Z 2020-06-30T18:15:12 CVE Published Date updated
2022-12-04 19:00:14 2021-03-12T13:15:12 CVE Modified Date updated
2022-12-04 19:00:14 Modified Vulnerability Status updated