Squid 2.x < 4.13 / 5.x < 5.0.4 (SQUID-2020:8 and SQUID-2020:10)

According to its banner, the version of Squid running on the remote host is 2.x prior to 4.13 or 5.x prior to 5.0.4. It is,therefore, affected by multiple vulnerabilities: - An input-validation flaw exists related to handling HTTP and HTTPS traffic that allows HTTP request splitting leading to...

USN-4477-1: Squid vulnerabilities

Amit Klein discovered that Squid incorrectly validated certain data. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. CVE-2020-15810 Régis Leroy discovered that Squid incorrectly validated certain data. A remote attacker...

USN-4477-1 squid vulnerabilities

Amit Klein discovered that Squid incorrectly validated certain data. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. CVE-2020-15810 Régis Leroy discovered that Squid incorrectly validated certain data. A remote attacker...

Squid 2.x < 4.12 / 5.x < 5.0.3 (SQUID-2020:5, SQUID-2020:6 & SQUID-2020:7)

According to its banner, the version of Squid running on the remote host is 2.x prior to 4.12 or 5.x prior to 5.0.3. It is,therefore, affected by multiple vulnerabilities: - Multiple denial of service DoS vulnerabilities exist in the SMP cache and TLS handshake implementations of Squid. An...

CVE-2020-12855

A Host header injection vulnerability has been discovered in SecZetta NEProfile 3.3.11. Authenticated remote adversaries can poison this header resulting in an adversary controlling the execution flow for the 302 HTTP status...

The vulnerability of the http/ContentLengthInterpreter.cc component in the Squid proxy server allows a hacker to manipulate cache content.

The vulnerability of the http/ContentLengthInterpreter.cc component in the Squid proxy server is related to HTTP request processing flaws. Exploiting this vulnerability allows a malicious actor to poison the cache contents using a specially crafted HTTP request...

SUSE-SU-2020:14460-1 Security update for squid3

This update for squid3 fixes the following issues: - Fixed a Cache Poisoning and Request Smuggling attack CVE-2020-15049, bsc1173455 - Fixed incorrect buffer handling that can result in cache poisoning, remote execution, and denial of service attacks when processing ESI responses CVE-2019-12519,...

CVE-2020-15811

A flaw was found in squid. Due to incorrect data validation, an HTTP Request Splitting attack against HTTP and HTTPS traffic is possible leading to cache poisoning. The highest threat from this vulnerability is to data confidentiality and integrity. Mitigation Disable the relaxed HTTP parser in...

CVE-2020-15810

A flaw was found in squid. Due to incorrect data validation, a HTTP Request Smuggling attack against HTTP and HTTPS traffic is possible leading to cache poisoning. The highest threat from this vulnerability is to data confidentiality and integrity. Mitigation Disable the relaxed HTTP parser in...

Vulnerabilities fixed in Squid

Squid's developers have fixed three vulnerabilities. Of one vulnerability no CVE-id is known. The vulnerabilities allow a remote malicious party the ability to use cache poisoning to potentially gain access to sensitive data, or to cause a Denial-of-Service. The developers have released updates t...

UBUNTU-CVE-2020-15811

An issue was discovered in Squid before 4.13 and 5.x before 5.0.4. Due to incorrect data validation, HTTP Request Splitting 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...

CVE-2020-15811

An issue was discovered in Squid before 4.13 and 5.x before 5.0.4. Due to incorrect data validation, HTTP Request Splitting 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...

CVE-2020-15810

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...

UBUNTU-CVE-2020-15810

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...

Updated squid packages fix security vulnerability

Due to use of a potentially dangerous function Squid and the default certificate validation helper are vulnerable to a Denial of Service attack when processing TLS certificates. This attack is limited to Squid built with OpenSSL features and opening peer or server connections for HTTPS traffic an...

Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests

A flaw was discovered in Undertow where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from...

InnoGames: Cache Poisoning via uppercase letters in invalid path

Summary of the issue Cache poisoning vulnerability appears in the request to innogames.com. The issue arises when language path parameter from the url gets processed on the backend to become lowercase. Then if a path provided in X-Forwarded-Host does not exist on the server, 301 response is...

Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests

A flaw was discovered in Undertow where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from...

Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests

A flaw was discovered in Undertow where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from...

Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests

A flaw was discovered in Undertow where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from...