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ubuntuUbuntuUSN-4934-2
HistoryMay 06, 2021 - 12:00 a.m.

Exim vulnerabilities

2021-05-0600:00:00
ubuntu.com
114

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.03 Low

EPSS

Percentile

90.7%

JSON

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • exim4 - Exim is a mail transport agent

Details

USN-4934-1 fixed several vulnerabilities in Exim. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
CVE-2020-28026 only affected Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Exim contained multiple security issues. An attacker
could use these issues to cause a denial of service, execute arbitrary
code remotely, obtain sensitive information, or escalate local privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchexim4-base<Β 4.86.2-2ubuntu2.6+esm1UNKNOWN
Ubuntu16.04noarchexim4<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-base<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-base-dbgsym<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-config<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-daemon-heavy<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-daemon-heavy-dbg<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-daemon-heavy-dbgsym<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-daemon-light<Β 4.86.2-2ubuntu2.6UNKNOWN
Ubuntu16.04noarchexim4-daemon-light-dbg<Β 4.86.2-2ubuntu2.6UNKNOWN
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1-10 of 321

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.03 Low

EPSS

Percentile

90.7%

JSON
Related for USN-4934-2
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