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prionPRIOn knowledge basePRION:CVE-2018-5381
HistoryFeb 19, 2018 - 1:29 p.m.

Design/Logic Flaw

2018-02-1913:29:00
PRIOn knowledge base
www.prio-n.com
6

8.2 High

AI Score

Confidence

High

0.122 Low

EPSS

Percentile

95.4%

The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of “Capabilities” in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.