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CVE-2017-9023 (GCVE-0-2017-9023)

Vulnerability from cvelistv5 – Published: 2017-06-08 16:00 – Updated: 2025-12-03 21:13
VLAI
Summary
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.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-12-03 21:13 UTC
CWE
  • n/a
  • CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Assigner
References
URL Tags
http://www.securityfocus.com/bid/98756 vdb-entryx_refsource_BID
https://www.strongswan.org/blog/2017/05/30/strong… x_refsource_CONFIRM
http://www.debian.org/security/2017/dsa-3866 vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-3301-1 vendor-advisoryx_refsource_UBUNTU
Date Public
2017-05-30 00:00
Show details on NVD website
To clipboard 

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}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.