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CVE-2018-17540 (GCVE-0-2018-17540)

Vulnerability from cvelistv5 – Published: 2018-10-03 20:00 – Updated: 2024-08-05 10:54
VLAI
Summary
The gmp plugin in strongSwan before 5.7.1 has a Buffer Overflow via a crafted certificate.
CWE
  • n/a
References
URL Tags
https://www.debian.org/security/2018/dsa-4309 vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://www.strongswan.org/blog/2018/10/01/strong… x_refsource_CONFIRM
https://usn.ubuntu.com/3774-1/ vendor-advisoryx_refsource_UBUNTU
https://download.strongswan.org/security/CVE-2018… x_refsource_CONFIRM
https://security.gentoo.org/glsa/201811-16 vendor-advisoryx_refsource_GENTOO
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
Date Public
2018-10-01 00:00
Show details on NVD website

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Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201811-16\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3774-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2018/dsa-4309\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.strongswan.org/blog/2018/10/01/strongswan-vulnerability-%28cve-2018-17540%29.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T17:09:51+00:00",
      "cve": "CVE-2018-17540",
      "id": "CVE-2018-17540",
      "initial_release_date": "2018-10-02T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "strongswan: heap buffer overflow using crafted certificates",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-17540.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-04T00:56:58Z",
      "cve": "CVE-2018-17540",
      "id": "CVE-2018-17540",
      "initial_release_date": "2023-02-15T04:23:18Z",
      "product_status:known_affected": "31",
      "product_status:known_not_affected": "140",
      "product_status:recommended": "445",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-17540",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-17540.json",
      "version": "15"
    }
  }
}



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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.

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Detection rules are retrieved from Rulezet.

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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.


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