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CVE-2019-15846 (GCVE-0-2019-15846)

Vulnerability from cvelistv5 – Published: 2019-09-06 10:15 – Updated: 2024-08-05 01:03
VLAI
Summary
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
Severity
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://exim.org/static/doc/security/CVE-2019-15846.txt x_refsource_MISC
https://www.openwall.com/lists/oss-security/2019/… x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019… mailing-listx_refsource_MLIST
https://seclists.org/bugtraq/2019/Sep/13 mailing-listx_refsource_BUGTRAQ
http://www.openwall.com/lists/oss-security/2019/09/06/2 mailing-listx_refsource_MLIST
https://www.debian.org/security/2019/dsa-4517 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/4124-1/ vendor-advisoryx_refsource_UBUNTU
https://www.kb.cert.org/vuls/id/672565 third-party-advisoryx_refsource_CERT-VN
http://www.openwall.com/lists/oss-security/2019/09/06/6 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/09/06/4 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/09/06/5 mailing-listx_refsource_MLIST
https://security.gentoo.org/glsa/201909-06 vendor-advisoryx_refsource_GENTOO
http://www.openwall.com/lists/oss-security/2019/09/06/8 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/09/07/1 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/09/07/2 mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://www.openwall.com/lists/oss-security/2019/09/08/1 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/09/09/1 mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://usn.ubuntu.com/4124-2/ vendor-advisoryx_refsource_UBUNTU
https://exim.org/static/doc/security/CVE-2019-15846.txt x_refsource_MISC
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            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2019/09/07/1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2019/09/07/2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2019/09/08/1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2019/09/09/1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exim.org/static/doc/security/CVE-2019-15846.txt"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/09/msg00004.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FT3GY7V7SR2RHKNZNQCGXFWUSILVSZNU/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDF37AUNETIOXY6ZLQAUBGBVUTMMV242/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SBNHDAF74RI6VK2JVSEIE3VYNL7JJDYM/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://seclists.org/bugtraq/2019/Sep/13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201909-06"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://usn.ubuntu.com/4124-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://usn.ubuntu.com/4124-2/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.debian.org/security/2019/dsa-4517"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.kb.cert.org/vuls/id/672565"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://www.openwall.com/lists/oss-security/2019/09/06/1"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Critical",
      "current_release_date": "2026-06-27T00:14:52+00:00",
      "cve": "CVE-2019-15846",
      "id": "CVE-2019-15846",
      "initial_release_date": "2019-09-06T10:00:00+00:00",
      "product_status:known_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "exim: out-of-bounds access in string_interpret_escape() leading to buffer overflow in the SMTP delivery process",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-15846.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "critical",
      "current_release_date": "2025-03-15T10:34:09Z",
      "cve": "CVE-2019-15846",
      "id": "CVE-2019-15846",
      "initial_release_date": "2023-02-15T04:08:27Z",
      "product_status:recommended": "15",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2019-15846",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-15846.json",
      "version": "8"
    }
  }
}



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Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.


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.