CVE-2018-5381
- State
- Published
- Severity
- 6.5 Medium
- Published
- Feb 19, 2018
- Updated
- Sep 16, 2024
- Reserved
- Jan 12, 2018
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 6.5 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | certcc |
Weaknesses
- CWE-228 Improper Handling of Syntactically Invalid Structure
Affected Products
| Product | Versions |
|---|---|
bgpdQuagga |
|
References
- https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1975.txt
- USN-3573-1vendor-advisory
- DSA-4115vendor-advisory
- http://savannah.nongnu.org/forum/forum.php?forum_id=9095
- GLSA-201804-17vendor-advisory
- [debian-lts-announce] 20180216 [SECURITY] [DLA 1286-1] quagga security updatemailing-list
- VU#940439third-party-advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf
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