CVE-2017-9023
StrongSwan ASN.1 CHOICE Type Deserialization Denial of Service
Description
The ASN.1 parser in strongSwan before 5.5.3 improperly handles CHOICE types when the x509 plugin is enabled, which allows remote attackers to cause a denial of service (infinite loop) via a crafted certificate.
INFO
Published Date :
June 8, 2017, 4:29 p.m.
Last Modified :
Nov. 7, 2023, 2:50 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2017-9023
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
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-2017-9023.
| URL | Resource |
|---|---|
| http://www.debian.org/security/2017/dsa-3866 | Third Party Advisory |
| http://www.securityfocus.com/bid/98756 | Third Party Advisory VDB Entry |
| http://www.ubuntu.com/usn/USN-3301-1 | Third Party Advisory |
| https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html |
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-2017-9023 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-9023 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 -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html [No types assigned] Removed Reference MITRE https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-(cve-2017-9023).html -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-19 NVD-CWE-noinfo CWE-835 -
CVE Modified by [email protected]
Aug. 13, 2018
Action Type Old Value New Value Removed Reference https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html [Vendor Advisory] Added Reference https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-(cve-2017-9023).html [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 21, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/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://www.debian.org/security/2017/dsa-3866 No Types Assigned http://www.debian.org/security/2017/dsa-3866 Third Party Advisory Changed Reference Type http://www.securityfocus.com/bid/98756 No Types Assigned http://www.securityfocus.com/bid/98756 Third Party Advisory, VDB Entry Changed Reference Type https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html No Types Assigned https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html Vendor Advisory Changed Reference Type http://www.ubuntu.com/usn/USN-3301-1 No Types Assigned http://www.ubuntu.com/usn/USN-3301-1 Third Party Advisory Added CWE CWE-19 Added CPE Configuration OR *cpe:2.3:a:strongswan:strongswan:5.5.2:*:*:*:*:*:*:* (and previous) -
CVE Modified by [email protected]
Jun. 09, 2017
Action Type Old Value New Value Removed Reference https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-(cve-2017-9023).html [No Types Assigned] Added Reference https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html [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-2017-9023 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-2017-9023
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.50 }} -0.04%
score
0.72685
percentile