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CVE-2020-15049

CVSS v3.1 8.8 (High)
88% Progress
CVSS v2.0 6.5 (Medium)
65% Progress
EPSS 1.02 % (84th)
1.02% Progress
Affected Products 2
Advisories 16
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-444
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2020-06-30 18:15:12
(4 years ago)
Updated Date
2023-11-07 03:17:23
(10 months ago)

Affected Products

Fedoraproject

Squid-cache

Configuration #1

    CPE23 From Up To
  Squid-cache Squid from 2.0 version and 2.6 and prior versions cpe:2.3:a:squid-cache:squid >= 2.0 <= 2.6
  Squid-cache Squid from 3.1 version and 3.5.28 and prior versions cpe:2.3:a:squid-cache:squid >= 3.1 <= 3.5.28
  Squid-cache Squid from 4.0 version and prior 4.12 version cpe:2.3:a:squid-cache:squid >= 4.0 < 4.12
  Squid-cache Squid from 5.0 version and prior 5.0.3 version cpe:2.3:a:squid-cache:squid >= 5.0 < 5.0.3
  Squid-cache Squid 2.7 cpe:2.3:a:squid-cache:squid:2.7
  Squid-cache Squid 2.7 Stable2 cpe:2.3:a:squid-cache:squid:2.7:stable2
  Squid-cache Squid 2.7 Stable3 cpe:2.3:a:squid-cache:squid:2.7:stable3
  Squid-cache Squid 2.7 Stable4 cpe:2.3:a:squid-cache:squid:2.7:stable4
  Squid-cache Squid 2.7 Stable5 cpe:2.3:a:squid-cache:squid:2.7:stable5
  Squid-cache Squid 2.7 Stable6 cpe:2.3:a:squid-cache:squid:2.7:stable6
  Squid-cache Squid 2.7 Stable7 cpe:2.3:a:squid-cache:squid:2.7:stable7
  Squid-cache Squid 2.7 Stable8 cpe:2.3:a:squid-cache:squid:2.7:stable8
  Squid-cache Squid 2.7 Stable9 cpe:2.3:a:squid-cache:squid:2.7:stable9

Configuration #2

    CPE23 From Up To
  Fedoraproject Fedora 31 cpe:2.3:o:fedoraproject:fedora:31