OS Command Injection Affecting unbound-libs package, versions <0:1.7.3-10.el8
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Test your applications- Snyk ID SNYK-CENTOS8-UNBOUNDLIBS-2036074
- published 26 Jul 2021
- disclosed 26 Nov 2019
Introduced: 26 Nov 2019
CVE-2019-18934 Open this link in a new tabHow to fix?
Upgrade Centos:8 unbound-libs to version 0:1.7.3-10.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream unbound-libs package and not the unbound-libs package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with --enable-ipsecmod support, and ipsecmod is enabled and used in the configuration.
References
- https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/
- https://access.redhat.com/security/cve/CVE-2019-18934
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/
- https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog
- https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt
- http://www.openwall.com/lists/oss-security/2019/11/19/1
- https://access.redhat.com/errata/RHSA-2020:1716
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/