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GSD-2018-10844

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2018-10844",
    "description": "It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.",
    "id": "GSD-2018-10844",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-10844.html",
      "https://access.redhat.com/errata/RHSA-2018:3050",
      "https://ubuntu.com/security/CVE-2018-10844",
      "https://advisories.mageia.org/CVE-2018-10844.html",
      "https://linux.oracle.com/cve/CVE-2018-10844.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-10844"
      ],
      "details": "It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.",
      "id": "GSD-2018-10844",
      "modified": "2023-12-13T01:22:40.808233Z",
      "schema_version": "1.4.0"
    }
  },
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          }
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          "obtainAllPrivilege": false,
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            "confidentialityImpact": "HIGH",
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            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-02-13T04:50Z",
      "publishedDate": "2018-08-22T13:29Z"
    }
  }
}



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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.
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  • 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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