CVE-2017-16227
Quagga BGP Denial of Service (DoS) Buffer Overflow
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.
INFO
Published Date :
Oct. 29, 2017, 8:29 p.m.
Last Modified :
Nov. 18, 2017, 4:16 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-16227
.
URL | Resource |
---|---|
http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt | Issue Tracking Third Party Advisory |
http://www.debian.org/security/2017/dsa-4011 | Issue Tracking Third Party Advisory |
https://bugs.debian.org/879474 | Issue Tracking Patch Third Party Advisory |
https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008 | Issue Tracking Patch Third Party Advisory |
https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html | Issue Tracking Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-16227
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-16227
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Nov. 18, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html No Types Assigned https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html Issue Tracking, Patch, Third Party Advisory Changed Reference Type http://www.debian.org/security/2017/dsa-4011 No Types Assigned http://www.debian.org/security/2017/dsa-4011 Issue Tracking, Third Party Advisory Changed Reference Type https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008 No Types Assigned https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://bugs.debian.org/879474 No Types Assigned https://bugs.debian.org/879474 Issue Tracking, Patch, Third Party Advisory Changed Reference Type http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt No Types Assigned http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt Issue Tracking, Third Party Advisory Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:* versions up to (including) 1.2.1 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Nov. 04, 2017
Action Type Old Value New Value Added Reference http://www.debian.org/security/2017/dsa-4011 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-16227
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-16227
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.12 }} 0.11%
score
0.82528
percentile