UBUNTU-CVE-2020-28017

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Source
https://ubuntu.com/security/CVE-2020-28017
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-28017.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-28017
Related
Published
2021-05-04T13:30:00Z
Modified
2021-05-04T13:30:00Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receiveaddrecipient via an e-mail message with fifty million recipients. NOTE: remote exploitation may be difficult because of resource consumption.

References

Affected packages

Ubuntu:Pro:14.04:LTS / exim4

Package

Name
exim4
Purl
pkg:deb/ubuntu/exim4?arch=src?distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.82-3ubuntu2.4+esm3

Affected versions

4.*

4.80-7ubuntu3
4.80-7ubuntu4
4.80-9ubuntu1
4.80-9ubuntu2
4.82-3ubuntu1
4.82-3ubuntu2
4.82-3ubuntu2.1
4.82-3ubuntu2.2
4.82-3ubuntu2.3
4.82-3ubuntu2.4
4.82-3ubuntu2.4+esm1
4.82-3ubuntu2.4+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-base"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-base-dbgsym"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-config"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-heavy"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-heavy-dbg"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-heavy-dbgsym"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-light"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-light-dbg"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-daemon-light-dbgsym"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-dbg"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "exim4-dev"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "eximon4"
        },
        {
            "binary_version": "4.82-3ubuntu2.4+esm3",
            "binary_name": "eximon4-dbgsym"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / exim4

Package

Name
exim4
Purl
pkg:deb/ubuntu/exim4?arch=src?distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.86.2-2ubuntu2.6+esm1

Affected versions

4.*

4.86-3ubuntu1
4.86-7ubuntu1
4.86-7ubuntu2
4.86-7ubuntu3
4.86.2-2ubuntu1
4.86.2-2ubuntu2
4.86.2-2ubuntu2.1
4.86.2-2ubuntu2.2
4.86.2-2ubuntu2.3
4.86.2-2ubuntu2.4
4.86.2-2ubuntu2.5
4.86.2-2ubuntu2.6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-base"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-base-dbgsym"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-config"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-heavy"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-heavy-dbg"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-heavy-dbgsym"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-light"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-light-dbg"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-daemon-light-dbgsym"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-dbg"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "exim4-dev"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "eximon4"
        },
        {
            "binary_version": "4.86.2-2ubuntu2.6+esm1",
            "binary_name": "eximon4-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / exim4

Package

Name
exim4
Purl
pkg:deb/ubuntu/exim4?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.90.1-1ubuntu1.8

Affected versions

4.*

4.89-5ubuntu1
4.89-9ubuntu1
4.89-9ubuntu2
4.89-9ubuntu3
4.89-9ubuntu4
4.90.1-1ubuntu1
4.90.1-1ubuntu1.1
4.90.1-1ubuntu1.2
4.90.1-1ubuntu1.3
4.90.1-1ubuntu1.4
4.90.1-1ubuntu1.5

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-base"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-base-dbgsym"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-config"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-daemon-heavy"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-daemon-heavy-dbgsym"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-daemon-light"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-daemon-light-dbgsym"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "exim4-dev"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "eximon4"
        },
        {
            "binary_version": "4.90.1-1ubuntu1.8",
            "binary_name": "eximon4-dbgsym"
        }
    ]
}

Ubuntu:20.04:LTS / exim4

Package

Name
exim4
Purl
pkg:deb/ubuntu/exim4?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.93-13ubuntu1.5

Affected versions

4.*

4.92.1-1ubuntu3
4.92.1-1ubuntu4
4.93~RC2-1ubuntu1
4.93-9ubuntu1
4.93-11ubuntu1
4.93-12ubuntu1
4.93-13ubuntu1
4.93-13ubuntu1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-base"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-base-dbgsym"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-config"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-daemon-heavy"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-daemon-heavy-dbgsym"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-daemon-light"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-daemon-light-dbgsym"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "exim4-dev"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "eximon4"
        },
        {
            "binary_version": "4.93-13ubuntu1.5",
            "binary_name": "eximon4-dbgsym"
        }
    ]
}