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Status published
High
CVE-2017-16227
The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugs.debian.org/879474
- http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt
- http://www.debian.org/security/2017/dsa-4011
- https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008
- https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html
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Affected Vendor
quagga
View all reports →Affected Software
quagga, debian linux
Vulnerable Versions:
0, 8.0, 9.0
Timeline
Official Publish:
October 29th, 2017
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.