DEBIAN-CVE-2021-23192

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Source
https://security-tracker.debian.org/tracker/CVE-2021-23192
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-23192.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-23192
Upstream
Published
2022-03-02T23:15:08Z
Modified
2025-09-25T23:25:13.635171Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

A flaw was found in the way samba implemented DCE/RPC. If a client to a Samba server sent a very large DCE/RPC request, and chose to fragment it, an attacker could replace later fragments with their own data, bypassing the signature requirements.

References

Affected packages

Debian:11 / samba

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.13.13+dfsg-1~deb11u2

Affected versions

2:4.*

2:4.13.5+dfsg-2
2:4.13.13+dfsg-1~deb11u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / samba

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.13.14+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / samba

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.13.14+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / samba

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.13.14+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}