High severity7.5NVD Advisory· Published Jun 8, 2017· Updated Jun 17, 2026
CVE-2017-9023
CVE-2017-9023
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- osv-coords7 versionspkg:rpm/opensuse/strongswan&distro=openSUSE%20Tumbleweedpkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/strongswan&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2
< 5.9.0-1.9+ 6 more
- (no CPE)range: < 5.9.0-1.9
- (no CPE)range: < 5.1.3-25.1
- (no CPE)range: < 4.4.0-6.35.1
- (no CPE)range: < 5.1.3-25.1
- (no CPE)range: < 5.1.3-25.1
- (no CPE)range: < 4.4.0-6.35.1
- (no CPE)range: < 5.1.3-25.1
Patches
Vulnerability mechanics
References
4- www.debian.org/security/2017/dsa-3866nvdThird Party Advisory
- www.securityfocus.com/bid/98756nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-3301-1nvdThird Party Advisory
- www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.htmlnvd
News mentions
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