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CVE-2019-5598
Published: May 15, 2019
Modified: Apr 3, 2025
PUBLISHED
Description
In FreeBSD 11.3-PRERELEASE before r345378, 12.0-STABLE before r345377, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in pf does not check if the outer ICMP or ICMP6 packet has the same destination IP as the source IP of the inner protocol packet allowing a maliciously crafted ICMP/ICMP6 packet could bypass the packet filter rules and be passed to a host that would otherwise be unavailable.
| Vendor | Product | Versions |
|---|---|---|
n/a | FreeBSD | affected FreeBSD 11.2 before 11.2-RELEASE-p10 and 12.0 before 12.0-RELEASE-p4 |
References
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:06.pf.asc
x_refsource_MISC
https://www.synacktiv.com/posts/systems/icmp-reachable.html
x_refsource_MISC
108395
vdb-entry
x_refsource_BID
https://security.netapp.com/advisory/ntap-20190611-0001/
x_refsource_CONFIRM
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