CVE-2023-42117

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Source
https://nvd.nist.gov/vuln/detail/CVE-2023-42117
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-42117.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-42117
Related
Published
2024-05-03T03:15:50Z
Modified
2024-10-29T03:46:03.574572Z
Summary
[none]
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.

References

Affected packages

Debian:11 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.94.2-7+deb11u4

Affected versions

4.*

4.94.2-7
4.94.2-7+deb11u1
4.94.2-7+deb11u2
4.94.2-7+deb11u3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.96-15+deb12u3

Affected versions

4.*

4.96-15
4.96-15+deb12u1
4.96-15+deb12u2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.97~RC2-2

Affected versions

4.*

4.96-15
4.96-16
4.96-17
4.96-18
4.96-19
4.96-20
4.96-21
4.96-22
4.97~RC0-1
4.97~RC0-2
4.97~RC0-3
4.97~RC1-1
4.97~RC1-2
4.97~RC2-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}