github - ghsa-qf54-2qx8-3vcv

ghsa-qf54-2qx8-3vcv

Vulnerability from github

Published

2024-05-03 03:31

Modified

2024-05-03 03:31

Severity ?

8.1 (High) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554.

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-42117"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-138"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-03T03:15:50Z",
    "severity": "HIGH"
  },
  "details": "Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554.",
  "id": "GHSA-qf54-2qx8-3vcv",
  "modified": "2024-05-03T03:31:02Z",
  "published": "2024-05-03T03:31:02Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-42117"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1471"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2023-42117

Vulnerability from cvelistv5

Published

2024-05-03 02:13

Modified

2024-08-02 19:16

Severity ?

8.1 (High) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability

References

▼	URL	Tags
	https://www.zerodayinitiative.com/advisories/ZDI-23-1471/	x_research-advisory

Impacted products

Vendor

Product

Version

▼

Exim

Version: 4.96-RC1-11-315206fbf

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:exim:exim:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "exim",
            "vendor": "exim",
            "versions": [
              {
                "status": "affected",
                "version": "-"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-42117",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-03T16:58:53.804935Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:25:23.895Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T19:16:50.392Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ZDI-23-1471",
            "tags": [
              "x_research-advisory",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1471/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Exim",
          "vendor": "Exim",
          "versions": [
            {
              "status": "affected",
              "version": "4.96-RC1-11-315206fbf"
            }
          ]
        }
      ],
      "dateAssigned": "2023-09-06T16:25:45.470-05:00",
      "datePublic": "2023-09-27T17:21:09.875-05:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-138",
              "description": "CWE-138: Improper Neutralization of Special Elements",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-03T02:13:25.385Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-23-1471",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1471/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Anonymous"
      },
      "title": "Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2023-42117",
    "datePublished": "2024-05-03T02:13:25.385Z",
    "dateReserved": "2023-09-06T21:14:24.436Z",
    "dateUpdated": "2024-08-02T19:16:50.392Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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