Buffer overflow in the ospf_ls_upd_list_lsa function in ospf_packet.c in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a Link State Update (aka LS Update) packet that is smaller than the length specified in its header.
CVSS Score
3.3
EPSS Score
0.005
Published
2012-04-05
Buffer overflow in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (daemon crash) via a Link State Update (aka LS Update) packet containing a network-LSA link-state advertisement for which the data-structure length is smaller than the value in the Length header field.
CVSS Score
3.3
EPSS Score
0.002
Published
2012-04-05
The BGP implementation in bgpd in Quagga before 0.99.20.1 does not properly use message buffers for OPEN messages, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a message associated with a malformed Four-octet AS Number Capability (aka AS4 capability).
CVSS Score
5.0
EPSS Score
0.01
Published
2012-04-05
The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (out-of-bounds memory access and daemon crash) via a Link State Update message with an invalid IPv6 prefix length.
CVSS Score
5.0
EPSS Score
0.08
Published
2011-10-10
The ospf6_lsa_is_changed function in ospf6_lsa.c in the OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via trailing zero values in the Link State Advertisement (LSA) header list of an IPv6 Database Description message.
CVSS Score
5.0
EPSS Score
0.08
Published
2011-10-10
ospf_packet.c in ospfd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) via (1) a 0x0a type field in an IPv4 packet header or (2) a truncated IPv4 Hello packet.
CVSS Score
5.0
EPSS Score
0.092
Published
2011-10-10
The ospf_flood function in ospf_flood.c in ospfd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) via an invalid Link State Advertisement (LSA) type in an IPv4 Link State Update message.
CVSS Score
5.0
EPSS Score
0.076
Published
2011-10-10
Heap-based buffer overflow in the ecommunity_ecom2str function in bgp_ecommunity.c in bgpd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by sending a crafted BGP UPDATE message over IPv4.
CVSS Score
7.5
EPSS Score
0.215
Published
2011-10-10
The extended-community parser in bgpd in Quagga before 0.99.18 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a malformed Extended Communities attribute.
CVSS Score
5.0
EPSS Score
0.038
Published
2011-03-29
bgpd in Quagga before 0.99.18 allows remote attackers to cause a denial of service (session reset) via a malformed AS_PATHLIMIT path attribute.
CVSS Score
5.0
EPSS Score
0.038
Published
2011-03-29