CVE-2017-9023
- State
- Published
- Severity
- 7.5 High
- Published
- Jun 8, 2017
- Updated
- Dec 3, 2025
- Reserved
- May 16, 2017
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- 98756vdb-entry
- https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html
- DSA-3866vendor-advisory
- USN-3301-1vendor-advisory
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