logo
DATABASE RESOURCES PRICING ABOUT US

CVE-2020-15049

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. #### Notes Author| Note ---|--- [mdeslaur](<https://launchpad.net/~mdeslaur>) | per upstream, "This attack requires an upstream server to participate in the smuggling and generate the poison response sequence."


Affected Package


OS OS Version Package Name Package Version
ubuntu 20.04 squid 4.10-1ubuntu1.3
ubuntu 20.10 squid 4.12-1ubuntu1
ubuntu 21.04 squid 4.12-1ubuntu1
ubuntu upstream squid 4.12
ubuntu upstream squid3 any
ubuntu 16.04 squid3 3.5.12-1ubuntu7.15

Related