Vulnerability Monitor

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CVE-2018-5378

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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.1, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited data confidentiality, and availability (service disruption) for affected systems. Impacting 3 products from quagga, from debian, from canonical organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-02-19T13:29:00.317

Last Modified

2024-11-21T04:08:41.850

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.1 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

6.8

Impact Score

4.9

Weaknesses

Type: Secondary
CWE-119
Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	quagga	quagga	≤ 1.2.2	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	17.10	Yes

References

http://savannah.nongnu.org/forum/forum.php?forum_id=9095 Third Party Advisory ([email protected])
http://www.kb.cert.org/vuls/id/940439 Third Party Advisory, US Government Resource ([email protected])
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-0543.txt Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201804-17 Third Party Advisory ([email protected])
https://usn.ubuntu.com/3573-1/ Third Party Advisory ([email protected])
https://www.debian.org/security/2018/dsa-4115 Third Party Advisory ([email protected])
http://savannah.nongnu.org/forum/forum.php?forum_id=9095 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/940439 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-0543.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201804-17 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3573-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2018/dsa-4115 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For quagga's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.