drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in Squid
Name: |
Zwei Probleme in Squid |
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ID: |
USN-4895-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 20.10 |
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Datum: |
Di, 30. März 2021, 07:21 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15049
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25097 |
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Applikationen: |
Squid |
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Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --OswVcsulpzRELx5ZPVKmrwkpvOx4qaD2g Content-Type: multipart/mixed; boundary="45GaF5xhhp7P4AJQMVGN7aFWod5w9STck"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: "ubuntu-security-announce@lists.ubuntu.com" <ubuntu-security-announce@lists.ubuntu.com> Message-ID: <5102eeea-882d-dd9c-9962-bebd5c717089@canonical.com> Subject: [USN-4895-1] Squid vulnerabilities
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========================================================================== Ubuntu Security Notice USN-4895-1 March 29, 2021
squid, squid3 vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Squid.
Software Description: - squid: Web proxy cache server - squid3: Web proxy cache server
Details:
Alex Rousskov and Amit Klein discovered that Squid incorrectly handled certain Content-Length headers. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-15049)
Jianjun Chen discovered that Squid incorrectly validated certain input. A remote attacker could use this issue to perform HTTP Request Smuggling and possibly access services forbidden by the security controls. (CVE-2020-25097)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: squid 4.13-1ubuntu2.1
Ubuntu 20.04 LTS: squid 4.10-1ubuntu1.3
Ubuntu 18.04 LTS: squid 3.5.27-1ubuntu1.10
Ubuntu 16.04 LTS: squid 3.5.12-1ubuntu7.16
In general, a standard system update will make all the necessary changes.
References: https://ubuntu.com/security/notices/USN-4895-1 CVE-2020-15049, CVE-2020-25097
Package Information: https://launchpad.net/ubuntu/+source/squid/4.13-1ubuntu2.1 https://launchpad.net/ubuntu/+source/squid/4.10-1ubuntu1.3 https://launchpad.net/ubuntu/+source/squid3/3.5.27-1ubuntu1.10 https://launchpad.net/ubuntu/+source/squid3/3.5.12-1ubuntu7.16
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