github - ghsa-5hqr-vx33-mfmh

GHSA-5HQR-VX33-MFMH

Vulnerability from github – Published: 2022-05-24 19:01 – Updated: 2022-05-24 19:01

Details

Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-28018"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-05-06T13:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.",
  "id": "GHSA-5hqr-vx33-mfmh",
  "modified": "2022-05-24T19:01:39Z",
  "published": "2022-05-24T19:01:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28018"
    },
    {
      "type": "WEB",
      "url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28018-OCORK.txt"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/11/14"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/11/15"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/11/17"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/11/5"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/11/6"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/12/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/05/12/3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-28018 (GCVE-0-2020-28018)

Vulnerability from cvelistv5 – Published: 2021-05-06 03:58 – Updated: 2024-08-04 16:25

Summary

Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.exim.org/static/doc/security/CVE-2020…	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2021/05/11/5	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/05/11/6	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/0…	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/0…	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/0…	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/05/12/2	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/05/12/3	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

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        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28018-OCORK.txt"
          },
          {
            "name": "[oss-security] 20210511 [CVE-2020-28018] Use-After-Free on Exim Question",
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          },
          {
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          },
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          },
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            ],
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          },
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    "cna": {
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          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/05/12/3"
        }
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        },
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-5HQR-VX33-MFMH

CVE-2020-28018 (GCVE-0-2020-28018)

Tags

Sightings

Nomenclature