UBUNTU-CVE-2020-11653

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Source

https://ubuntu.com/security/CVE-2020-11653

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-11653.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-11653

Related

Published

2020-04-08T23:15:00Z

Modified

2025-05-26T16:39:56Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

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.

References

Affected packages

Ubuntu:20.04:LTS / varnish

Package

Name: varnish
Purl: pkg:deb/ubuntu/varnish@6.2.1-2ubuntu0.1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

6.2.1-2ubuntu0.1

Affected versions

6.*

6.1.1-1

6.2.1-2

Ecosystem specific

{
    "ubuntu_priority": "low",
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libvarnishapi-dev",
            "binary_version": "6.2.1-2ubuntu0.1"
        },
        {
            "binary_name": "libvarnishapi2",
            "binary_version": "6.2.1-2ubuntu0.1"
        },
        {
            "binary_name": "libvarnishapi2-dbgsym",
            "binary_version": "6.2.1-2ubuntu0.1"
        },
        {
            "binary_name": "varnish",
            "binary_version": "6.2.1-2ubuntu0.1"
        },
        {
            "binary_name": "varnish-dbgsym",
            "binary_version": "6.2.1-2ubuntu0.1"
        },
        {
            "binary_name": "varnish-doc",
            "binary_version": "6.2.1-2ubuntu0.1"
        }
    ]
}