Moderate: Red Hat Security Advisory: varnish:6 security, bug fix, and enhancement update

An update for the varnish:6 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

RHEL 8 : varnish:6 (RHSA-2020:4756)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4756 advisory. Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page ov...

RLSA-2020:4756 Moderate: varnish:6 security, bug fix, and enhancement update

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. The following packages have been upgraded to a later upstream version: varnish 6.0.6. BZ1795673...

Moderate: varnish:6 security, bug fix, and enhancement update

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. The following packages have been upgraded to a later upstream version: varnish 6.0.6. BZ1795673...

varnish:6 security, bug fix, and enhancement update

An update is available for varnish, varnish-modules. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Varnish Cache is a high-performance HTTP accelerator. It...

openSUSE Security Update : varnish (openSUSE-2020-808)

This update for varnish fixes the following issues : - CVE-2019-20637: Fixed an information leak when handling one client request and the next on the same connection boo1169040 - CVE-2020-11653: Fixed a performance loss due to an assertion failure and daemon restart when communicating with TLS...

openSUSE: Security Advisory for varnish (openSUSE-SU-2020:0808-1)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

OPENSUSE-SU-2020:0819-1 Security update for varnish

This update for varnish fixes the following issues: - CVE-2019-20637: Fixed an information leak when handling one client request and the next on the same connection boo1169040 - CVE-2020-11653: Fixed a performance loss due to an assertion failure and daemon restart when communicating with TLS...

Security update for varnish (moderate)

openSUSE Security Update: Security update for varnish Announcement ID: openSUSE-SU-2020:0808-1 Rating: moderate References: 1169039 1169040 Cross-References: CVE-2019-20637 CVE-2020-11653 Affected Products: openSUSE Leap 15.1 An update that fixes two vulnerabilities is now available. Description:...

Security update for varnish (moderate)

openSUSE Security Update: Security update for varnish Announcement ID: openSUSE-SU-2020:0819-1 Rating: moderate References: 1169039 1169040 Cross-References: CVE-2019-20637 CVE-2020-11653 Affected Products: openSUSE Backports SLE-15-SP1 An update that fixes two vulnerabilities is now available...

OPENSUSE-SU-2020:0808-1 Security update for varnish

This update for varnish fixes the following issues: - CVE-2019-20637: Fixed an information leak when handling one client request and the next on the same connection boo1169040 - CVE-2020-11653: Fixed a performance loss due to an assertion failure and daemon restart when communicating with TLS...

varnish: denial of service handling certain crafted HTTP/1 requests

A flaw was found in the way Varnish parsed certain HTTP/1 requests. A remote attacker could use this flaw to crash Varnish by sending specially crafted multiple HTTP/1 requests processed on the same HTTP/1 keep-alive connection. This causes Varnish to restart with a clean cache, causing a denial ...

Moderate: Red Hat Enhancement Advisory: rh-varnish6 bug fix and enhancement update

Updated rh-varnish6 packages are now available as a part of Red Hat Software Collections for Red Hat Enterprise Linux. Varnish Cache is a high-performance HTTP reverse proxy. The rh-varnish6 packages provide a recent stable release of Varnish Cache 6. The rh-varnish6 packages have been upgraded t...

Information Disclosure

varnish is vulnerable to information disclosure. A remote attacker is able to potentially retrieve confidential information from the process memory due to the VFPGetStorage buffer being larger than allocated...

Denial Of Service (DoS)

varnish is vulnerable to denial of service DoS. The vulnerability exists as an issue was discovered in Varnish HTTP Cache 4.0.1 through 4.0.4, 4.1.0 through 4.1.7, 5.0.0, and 5.1.0 through 5.1.2. A wrong if statement in the varnishd source code means that particular invalid requests from the clie...

CVE-2020-11653

An issue was discovered in Varnish Cache before 6.0.6 LTS, 6.1.x and 6.2.x before 6.2.3, and 6.3.x before 6.3.2. It occurs when communication with a TLS termination proxy uses PROXY version 2. There can be an assertion failure and daemon restart, which causes a performance loss. Mitigation An use...

CVE-2019-20637

An issue was discovered in Varnish Cache before 6.0.5 LTS, 6.1.x and 6.2.x before 6.2.2, and 6.3.x before 6.3.1. It does not clear a pointer between the handling of one client request and the next request within the same connection. This sometimes causes information to be disclosed from the...

Varnish Cache Information Disclosure Vulnerability

Varnish Cache is a set of reverse web caching servers. A security vulnerability exists in Varnish Cache that stems from a failure of the program to clear the pointer to the previous request when processing the next client request in the same connection. An attacker could exploit this vulnerabilit...

Varnish Cache Input Validation Error Vulnerability

Varnish Cache is a set of reverse web caching servers. An input validation error vulnerability exists in Varnish Cache that stems from communication with a TLS proxy using the PROXY v2 version of the protocol. An attacker can exploit this vulnerability to cause assertion failures and daemon...

DEBIAN-CVE-2020-11653

An issue was discovered in Varnish Cache before 6.0.6 LTS, 6.1.x and 6.2.x before 6.2.3, and 6.3.x before 6.3.2. It occurs when communication with a TLS termination proxy uses PROXY version 2. There can be an assertion failure and daemon restart, which causes a performance loss...