DEBIAN-CVE-2010-2023

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Source
https://security-tracker.debian.org/tracker/CVE-2010-2023
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2023.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2010-2023
Upstream
Published
2010-06-07T17:12:48.247Z
Modified
2025-11-19T01:04:40.915932Z
Summary
[none]
Details

transports/appendfile.c in Exim before 4.72, when a world-writable sticky-bit mail directory is used, does not verify the st_nlink field of mailbox files, which allows local users to cause a denial of service or possibly gain privileges by creating a hard link to another user's file.

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
4.72-1

Ecosystem specific 

{
    "urgency": "low"
}

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
4.72-1

Ecosystem specific 

{
    "urgency": "low"
}

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
4.72-1

Ecosystem specific 

{
    "urgency": "low"
}

Debian:14 / 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
4.72-1

Ecosystem specific 

{
    "urgency": "low"
}