RLSA-2022:1939 Moderate: squid:4 security and bug fix update

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Security Fixes: squid: out-of-bounds read in WCCP protocol data may lead to information disclosure CVE-2021-28116 For more details about the security issues, including the impact, a CV...

ROS-2-443

2.443 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Problems are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier...

The vulnerability of the Squid caching proxy server, related to authentication errors, allows a hacker to carry out a type of “man-in-the-middle” attack.

The vulnerability of the Squid application is related to authentication errors. Exploiting this vulnerability allows a remote attacker to carry out a “man-in-the-middle” attack...

The vulnerability of the Squid proxy server, related to insufficient validation of input data, allows attackers to trigger a service failure.

The vulnerability of the Squid proxy server is related to insufficient validation of input data. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

Metasploit Wrap-Up

OMIGOD It's RCE We are excited to announce that we now have a module for the OMIGOD vulnerability that exploits CVE-2021-38647 courtesy of our very own Spencer McIntyre! Successful exploitation will allow an unauthenticated attacker to gain root level code execution against affected servers. Give...

Squid Proxy Range Header DoS

The range handler in The Squid Caching Proxy Server 3.0-4.1.4 and 5.0.1-5.0.5 suffers from multiple vulnerabilities triggered by specific HTTP requests and responses. These vulnerabilities allow remote attackers to cause a denial of service through specifically crafted requests. Module Options ms...

The vulnerability of the Squid proxy server, related to integer overflows, allows attackers to cause a service failure.

The vulnerability of the Squid proxy server is related to a numerical overflow issue. Exploiting this vulnerability allows a remote attacker to cause a service failure...

ALPINE-CVE-2021-41611

An issue was discovered in Squid 5.0.6 through 5.1.x before 5.2. When validating an origin server or peer certificate, Squid may incorrectly classify certain certificates as trusted. This problem allows a remote server to obtain security trust well improperly. This indication of trust may be pass...

CVE-2021-41611

The squid proxy package may incorrectly classify certain certificates as trusted. This can allow traffic to obtain security trust when the trust is not valid. The highest threat from this vulnerability is to confidentiality and integrity. Mitigation The only mitigation is complete denial to TLS a...

Fuzzing HTTP Proxies: Squid, Part 2

Research Fuzzing HTTP Proxies: Squid, Part 2 Share October 1st, 2021 Security is important to us, here at Opera. That’s why, apart from making our browsers safer, we also want to make the Web a bit safer. One of those ways is helping other developers find and fix vulnerabilities in their products...

ROS-2-636

2.636 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Problems are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier...

ROS-2-2194

2.2194 Multiple vulnerabilities in Squid CVE-2021-28651, CVE-2021-28662, CVE-2021-28652, CVE-2021-31806, CVE-2021-31808 1. Vulnerability Description: The vulnerability allows a remote attacker to perform a denial-of-service DoS attack.Identifier of the Information Security Threat Data Bank of the...

ROS-2-800

2.800 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Problems are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier...

ROS-2-1216

2.1216 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Problems are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier...

ROS-2-1218

2.1218 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Problems are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier...

ROS-2-1170

2.1170 Vulnerabilities in Squid Proxy Server 1. Vulnerability description: Issues are present in the code processing the "@" block at the beginning of a URL "user@host" and allow bypassing access restriction rules, poisoning cache contents and performing a cross-site scripting attack.Identifier o...

The vulnerability of the Cache Manager API of the Squid proxy server allows a hacker to induce a service failure.

The vulnerability of the Squid proxy server’s Cache Manager API component is related to memory release errors. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

The vulnerability of the Squid proxy server arises from insufficient validation of the data entered by users when sending HTTP request responses. This allows attackers to trigger a service failure.

The vulnerability of the Squid proxy server exists due to insufficient validation of the data entered by users when responding to HTTP requests. Exploiting this vulnerability allows a malicious actor to cause service failures...

The vulnerability of the Squid proxy server arises from insufficient validation of the data entered by users during HTTP request processing. This allows attackers to trigger a service failure.

The vulnerability of the Squid proxy server exists due to insufficient validation of the data entered by users during HTTP request processing. Exploiting this vulnerability allows a malicious actor to cause service interruptions remotely...

The vulnerability of the Squid proxy server arises from insufficient validation of the data entered by users during the sending of HTTP responses. This allows attackers to trigger a service failure.

The vulnerability of the Squid proxy server exists due to insufficient validation of the data entered by users when sending HTTP responses. Exploiting this vulnerability allows a malicious actor to cause service interruptions remotely...