Vulnerability Details CVE-2017-16227
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.014
EPSS Ranking 79.8%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt
- http://www.debian.org/security/2017/dsa-4011
- https://bugs.debian.org/879474
- https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008
- https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html
- http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt
- http://www.debian.org/security/2017/dsa-4011
- https://bugs.debian.org/879474
- https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008
- https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html
Products affected by CVE-2017-16227
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cpe:2.3:a:quagga:quagga:-
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cpe:2.3:a:quagga:quagga:0.95
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cpe:2.3:a:quagga:quagga:0.96
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cpe:2.3:a:quagga:quagga:0.96.1
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cpe:2.3:a:quagga:quagga:0.96.2
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cpe:2.3:a:quagga:quagga:0.96.3
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cpe:2.3:a:quagga:quagga:0.96.4
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cpe:2.3:a:quagga:quagga:0.96.5
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cpe:2.3:a:quagga:quagga:0.97.0
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cpe:2.3:a:quagga:quagga:0.97.1
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cpe:2.3:a:quagga:quagga:0.97.2
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cpe:2.3:a:quagga:quagga:0.97.3
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cpe:2.3:a:quagga:quagga:0.97.4
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cpe:2.3:a:quagga:quagga:0.97.5
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cpe:2.3:a:quagga:quagga:0.98.0
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cpe:2.3:a:quagga:quagga:0.98.1
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cpe:2.3:a:quagga:quagga:0.98.2
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cpe:2.3:a:quagga:quagga:0.98.3
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cpe:2.3:a:quagga:quagga:0.98.4
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cpe:2.3:a:quagga:quagga:0.98.5
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cpe:2.3:a:quagga:quagga:0.98.6
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cpe:2.3:a:quagga:quagga:0.99.1
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cpe:2.3:a:quagga:quagga:0.99.10
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cpe:2.3:a:quagga:quagga:0.99.11
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cpe:2.3:a:quagga:quagga:0.99.12
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cpe:2.3:a:quagga:quagga:0.99.13
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cpe:2.3:a:quagga:quagga:0.99.14
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cpe:2.3:a:quagga:quagga:0.99.15
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cpe:2.3:a:quagga:quagga:0.99.16
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cpe:2.3:a:quagga:quagga:0.99.17
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cpe:2.3:a:quagga:quagga:0.99.18
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cpe:2.3:a:quagga:quagga:0.99.19
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cpe:2.3:a:quagga:quagga:0.99.2
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cpe:2.3:a:quagga:quagga:0.99.20
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cpe:2.3:a:quagga:quagga:0.99.20.1
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cpe:2.3:a:quagga:quagga:0.99.21
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cpe:2.3:a:quagga:quagga:0.99.22
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cpe:2.3:a:quagga:quagga:0.99.22.1
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cpe:2.3:a:quagga:quagga:0.99.22.2
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cpe:2.3:a:quagga:quagga:0.99.22.3
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cpe:2.3:a:quagga:quagga:0.99.22.4
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cpe:2.3:a:quagga:quagga:0.99.23
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cpe:2.3:a:quagga:quagga:0.99.23.1
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cpe:2.3:a:quagga:quagga:0.99.24
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cpe:2.3:a:quagga:quagga:0.99.24.1
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cpe:2.3:a:quagga:quagga:0.99.3
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cpe:2.3:a:quagga:quagga:0.99.4
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cpe:2.3:a:quagga:quagga:0.99.5
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cpe:2.3:a:quagga:quagga:0.99.6
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cpe:2.3:a:quagga:quagga:0.99.7
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cpe:2.3:a:quagga:quagga:0.99.8
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cpe:2.3:a:quagga:quagga:0.99.9
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cpe:2.3:a:quagga:quagga:1.0.20160309
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cpe:2.3:a:quagga:quagga:1.0.20160315
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cpe:2.3:a:quagga:quagga:1.0.20161017
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cpe:2.3:a:quagga:quagga:1.1.0
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cpe:2.3:a:quagga:quagga:1.1.1
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cpe:2.3:a:quagga:quagga:1.2.0
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cpe:2.3:a:quagga:quagga:1.2.1
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0