CVE-2017-15650
musl libc DNS Buffer Overflow
Description
musl libc before 1.1.17 has a buffer overflow via crafted DNS replies because dns_parse_callback in network/lookup_name.c does not restrict the number of addresses, and thus an attacker can provide an unexpected number by sending A records in a reply to an AAAA query.
INFO
Published Date :
Oct. 19, 2017, 11:29 p.m.
Last Modified :
Nov. 8, 2017, 4:21 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2017-15650 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2017-15650.
| URL | Resource |
|---|---|
| http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395 | Vendor Advisory |
| http://git.musl-libc.org/cgit/musl/tree/WHATSNEW | Vendor Advisory |
| http://openwall.com/lists/oss-security/2017/10/19/5 | Mailing List Mitigation 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).
Checks a given docker image against alpine-secdb
Ruby
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-15650 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-15650 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. 08, 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 http://git.musl-libc.org/cgit/musl/tree/WHATSNEW No Types Assigned http://git.musl-libc.org/cgit/musl/tree/WHATSNEW Vendor Advisory Changed Reference Type http://openwall.com/lists/oss-security/2017/10/19/5 No Types Assigned http://openwall.com/lists/oss-security/2017/10/19/5 Mailing List, Mitigation, Third Party Advisory Changed Reference Type http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395 No Types Assigned http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395 Vendor Advisory Added CWE CWE-119 Added CPE Configuration OR *cpe:2.3:a:musl-libc:musl:1.1.6:*:*:*:*:*:*:* (and previous)
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-15650 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-2017-15650
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.41 }} 0.00%
score
0.69812
percentile