CVE-2021-28652

CVE-2021-28652 concerns Squid before 4.15 and 5.x before 5.0.6. The issue stems from incorrect parser validation, allowing a Denial of Service attack against the Cache Manager API. A trusted client with Cache Manager API access can trigger memory leaks that, over time, lead to a DoS via an unspec...

CVE-2021-31806

CVE-2021-31806 is a memory-management bug in Squid’s HTTP Range request processing that enables a Denial of Service against all clients using the proxy. Affected are Squid releases before 4.15 and 5.x before 5.0.6. Public advisories and vendor/procurer notes corroborate impact as DoS (not informa...

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...

CVE-2021-28662

An issue was discovered in Squid 4.x before 4.15 and 5.x before 5.0.6. If a remote server sends a certain response header over HTTP or HTTPS, there is a denial of service. This header can plausibly occur in benign network traffic...

CVE-2021-28651

Concrete details found for CVE-2021-28651 in multiple advisories. Affected software: Squid proxy (versions before 4.15 and 5.x before 5.0.6). Root cause: a buffer-management/memory handling issue in the urn: scheme parsing leading to a memory leak; an attack path exists that can trigger large mem...

CVE-2021-31808

CVE-2021-31808 affects Squid before 4.15 and 5.x before 5.0.6. It stems from an input-validation bug in HTTP Range handling that can be exploited to cause a Denial of Service against all clients using the proxy. Affected component: Squid’s HTTP Range request processing. Impact: availability degra...

CVE-2021-28662

An issue was discovered in Squid 4.x before 4.15 and 5.x before 5.0.6. If a remote server sends a certain response header over HTTP or HTTPS, there is a denial of service. This header can plausibly occur in benign network traffic...

CVE-2021-31806

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to a memory-management bug, it is vulnerable to a Denial of Service attack against all clients using the proxy via HTTP Range request processing...

CVE-2021-28651

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to a buffer-management bug, it allows a denial of service. When resolving a request with the urn: scheme, the parser leaks a small amount of memory. However, there is an unspecified attack methodology that can easily trigger a...

CVE-2021-28652

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short que...

CVE-2021-28652

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short que...

CVE-2021-28662

CVE-2021-28662 affects Squid 4.x before 4.15 and 5.x before 5.0.6. A remote server sending a certain HTTP/HTTPS response header can trigger a denial-of-service in the proxy via input/response handling. This is the same class of DoS as described in multiple advisories (e.g., Arch Linux, Debian, Al...

EUVD-2021-15326

An issue was discovered in Squid 4.x before 4.15 and 5.x before 5.0.6. If a remote server sends a certain response header over HTTP or HTTPS, there is a denial of service. This header can plausibly occur in benign network traffic...

CVE-2021-31808

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to an input-validation bug, it is vulnerable to a Denial of Service attack against all clients using the proxy. A client sends an HTTP Range request to trigger this...

CVE-2021-28652

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short que...

CVE-2021-31808

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to an input-validation bug, it is vulnerable to a Denial of Service attack against all clients using the proxy. A client sends an HTTP Range request to trigger this...

squid:4 security update

squid 7:4.11-4.2 - Resolves: 1944260 - CVE-2020-25097 squid:4/squid: improper input validation may allow a trusted client to perform HTTP Request Smuggling...

Squid: Multiple vulnerabilities

Background Squid is a full-featured Web proxy cache designed to run on Unix systems. It supports proxying and caching of HTTP, FTP, and other URLs, as well as SSL support, cache hierarchies, transparent caching, access control lists and many other features. Description Multiple vulnerabilities ha...

PT-2021-4517 · Squid +9 · Squid +10

Name of the Vulnerable Software and Affected Versions: Squid versions prior to 4.15 Squid versions 5.x prior to 5.0.6 Description: An issue was discovered that allows a remote server to achieve Denial of Service when delivering responses to HTTP Range requests. The issue trigger is a header that...

Friday Squid Blogging: Picking up Squid on the Beach

Make sure theyre dead. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here...