CVE-2019-18934

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.

Score

CVSS 3.1 7.3 High

Status

Modified - cve@mitre.org

Published

2019-11-19

Last modified

2024-08-05

Weaknesses

CWE-78

Affected products

• Fedora (Fedoraproject)
• Unbound (Nlnetlabs)
• Leap (Opensuse)

References

• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
• http://www.openwall.com/lists/oss-security/2019/11/19/1
• https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST6…
• https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt
• https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/