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CVE-2018-5388 (GCVE-0-2018-5388)

Vulnerability from cvelistv5 – Published: 2018-05-31 00:00 – Updated: 2024-08-05 05:33
VLAI
Summary
In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
strongSwan strongSwan Affected: 5.6.3 , < 5.6.3 (custom)
guessed Create a notification for this product.
Date Public
2018-05-22 00:00
Credits
Thanks to Kevin Backhouse for reporting this vulnerability.
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-27T01:34:17+00:00",
      "cve": "CVE-2018-5388",
      "id": "CVE-2018-5388",
      "initial_release_date": "2018-05-22T00:00:00+00:00",
      "product_status:known_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "strongswan: integer underflow leads to buffer overflow and denial of service in stroke_socket.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-5388.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-05T23:50:32Z",
      "cve": "CVE-2018-5388",
      "id": "CVE-2018-5388",
      "initial_release_date": "2023-02-15T04:31:39Z",
      "product_status:known_affected": "31",
      "product_status:recommended": "441",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-5388",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-5388.json",
      "version": "16"
    }
  }
}



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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

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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.


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