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CVE-2020-12663

Status Candidate

Overview

Unbound before 1.10.1 has an infinite loop via malformed DNS answers received from upstream servers.

Related Files

Red Hat Security Advisory 2020-2640-01
Posted Jun 22, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2640-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Multiple denial of service related vulnerabilities were addressed.

tags | advisory, denial of service, vulnerability
systems | linux, redhat
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | 8f2bfeea9b5081c2acb3925a29234d46
Red Hat Security Advisory 2020-2419-01
Posted Jun 8, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2419-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | 03b6185e751d3603960f4023957c5c60
Red Hat Security Advisory 2020-2418-01
Posted Jun 8, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2418-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | f45d7ee687d52ac9bcfe046a758c27a9
Red Hat Security Advisory 2020-2416-01
Posted Jun 8, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2416-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | 23040e6947d1bc596d518f6bcfa510fb
Red Hat Security Advisory 2020-2414-01
Posted Jun 8, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2414-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | c37e78c2d9f10c46028481c326d910ed
Ubuntu Security Notice USN-4374-1
Posted May 27, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4374-1 - Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Unbound incorrectly handled certain queries. A remote attacker could use this issue to perform an amplification attack directed at a target. It was discovered that Unbound incorrectly handled certain malformed answers. A remote attacker could possibly use this issue to cause Unbound to crash, resulting in a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2020-12662, CVE-2020-12663
MD5 | 65ac744979d6064e52c3b7c55bb2f20f
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