Total
33 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2003-0795 | 3 Gnu, Quagga, Sgi | 3 Zebra, Quagga, Propack | 2024-11-20 | 5.0 MEDIUM | N/A |
The vty layer in Quagga before 0.96.4, and Zebra 0.93b and earlier, does not verify that sub-negotiation is taking place when processing the SE marker, which allows remote attackers to cause a denial of service (crash) via a malformed telnet command to the telnet CLI port, which may trigger a null dereference. | |||||
CVE-2021-44038 | 1 Quagga | 1 Quagga | 2024-02-04 | 7.2 HIGH | 7.8 HIGH |
An issue was discovered in Quagga through 1.2.4. Unsafe chown/chmod operations in the suggested spec file allow users (with control of the non-root-owned directory /etc/quagga) to escalate their privileges to root upon package installation or update. | |||||
CVE-2012-5521 | 3 Debian, Quagga, Redhat | 3 Debian Linux, Quagga, Enterprise Linux | 2024-02-04 | 3.3 LOW | 6.5 MEDIUM |
quagga (ospf6d) 0.99.21 has a DoS flaw in the way the ospf6d daemon performs routes removal | |||||
CVE-2017-3224 | 3 Quagga, Redhat, Suse | 4 Quagga, Package Manager, Opensuse and 1 more | 2024-02-04 | 4.3 MEDIUM | 8.2 HIGH |
Open Shortest Path First (OSPF) protocol implementations may improperly determine Link State Advertisement (LSA) recency for LSAs with MaxSequenceNumber. According to RFC 2328 section 13.1, for two instances of the same LSA, recency is determined by first comparing sequence numbers, then checksums, and finally MaxAge. In a case where the sequence numbers are the same, the LSA with the larger checksum is considered more recent, and will not be flushed from the Link State Database (LSDB). Since the RFC does not explicitly state that the values of links carried by a LSA must be the same when prematurely aging a self-originating LSA with MaxSequenceNumber, it is possible in vulnerable OSPF implementations for an attacker to craft a LSA with MaxSequenceNumber and invalid links that will result in a larger checksum and thus a 'newer' LSA that will not be flushed from the LSDB. Propagation of the crafted LSA can result in the erasure or alteration of the routing tables of routers within the routing domain, creating a denial of service condition or the re-routing of traffic on the network. CVE-2017-3224 has been reserved for Quagga and downstream implementations (SUSE, openSUSE, and Red Hat packages). | |||||
CVE-2018-5379 | 5 Canonical, Debian, Quagga and 2 more | 10 Ubuntu Linux, Debian Linux, Quagga and 7 more | 2024-02-04 | 7.5 HIGH | 9.8 CRITICAL |
The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A successful attack could cause a denial of service or potentially allow an attacker to execute arbitrary code. | |||||
CVE-2018-5381 | 4 Canonical, Debian, Quagga and 1 more | 5 Ubuntu Linux, Debian Linux, Quagga and 2 more | 2024-02-04 | 5.0 MEDIUM | 7.5 HIGH |
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. | |||||
CVE-2018-5380 | 4 Canonical, Debian, Quagga and 1 more | 5 Ubuntu Linux, Debian Linux, Quagga and 2 more | 2024-02-04 | 4.0 MEDIUM | 4.3 MEDIUM |
The Quagga BGP daemon (bgpd) prior to version 1.2.3 can overrun internal BGP code-to-string conversion tables used for debug by 1 pointer value, based on input. | |||||
CVE-2018-5378 | 3 Canonical, Debian, Quagga | 3 Ubuntu Linux, Debian Linux, Quagga | 2024-02-04 | 4.9 MEDIUM | 5.9 MEDIUM |
The Quagga BGP daemon (bgpd) prior to version 1.2.3 does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be sent over the network to a peer and/or bgpd may crash. | |||||
CVE-2017-16227 | 2 Debian, Quagga | 2 Debian Linux, Quagga | 2024-02-04 | 5.0 MEDIUM | 7.5 HIGH |
The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message. | |||||
CVE-2017-5495 | 1 Quagga | 1 Quagga | 2024-02-04 | 7.8 HIGH | 7.5 HIGH |
All versions of Quagga, 0.93 through 1.1.0, are vulnerable to an unbounded memory allocation in the telnet 'vty' CLI, leading to a Denial-of-Service of Quagga daemons, or even the entire host. When Quagga daemons are configured with their telnet CLI enabled, anyone who can connect to the TCP ports can trigger this vulnerability, prior to authentication. Most distributions restrict the Quagga telnet interface to local access only by default. The Quagga telnet interface 'vty' input buffer grows automatically, without bound, so long as a newline is not entered. This allows an attacker to cause the Quagga daemon to allocate unbounded memory by sending very long strings without a newline. Eventually the daemon is terminated by the system, or the system itself runs out of memory. This is fixed in Quagga 1.1.1 and Free Range Routing (FRR) Protocol Suite 2017-01-10. | |||||
CVE-2016-1245 | 2 Debian, Quagga | 2 Debian Linux, Quagga | 2024-02-04 | 7.5 HIGH | 9.8 CRITICAL |
It was discovered that the zebra daemon in Quagga before 1.0.20161017 suffered from a stack-based buffer overflow when processing IPv6 Neighbor Discovery messages. The root cause was relying on BUFSIZ to be compatible with a message size; however, BUFSIZ is system-dependent. | |||||
CVE-2016-2342 | 2 Debian, Quagga | 2 Debian Linux, Quagga | 2024-02-04 | 7.6 HIGH | 8.1 HIGH |
The bgp_nlri_parse_vpnv4 function in bgp_mplsvpn.c in the VPNv4 NLRI parser in bgpd in Quagga before 1.0.20160309, when a certain VPNv4 configuration is used, relies on a Labeled-VPN SAFI routes-data length field during a data copy, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted packet. | |||||
CVE-2016-4049 | 2 Opensuse, Quagga | 3 Leap, Opensuse, Quagga | 2024-02-04 | 5.0 MEDIUM | 7.5 HIGH |
The bgp_dump_routes_func function in bgpd/bgp_dump.c in Quagga does not perform size checks when dumping data, which might allow remote attackers to cause a denial of service (assertion failure and daemon crash) via a large BGP packet. |