NetSight
medium6.5

CVE-2018-5381

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_par…

Impact

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.

Affected products

VendorProductAffected versions
QuaggaQuagga
through 1.2.2
CanonicalUbuntu Linux
Versions 14.04, 16.04, 17.10
DebianDebian Linux
Versions 7.0, 8.0, 9.0
SiemensRuggedcom Rox Ii Firmware
before 2.13.0

Weakness classification

References