Libntlm through 1.5 relies on a fixed buffer size for tSmbNtlmAuthRequest, tSmbNtlmAuthChallenge, and tSmbNtlmAuthResponse read and write operations, as demonstrated by a stack-based buffer over-read in buildSmbNtlmAuthRequest in smbutil.c for a crafted NTLM request.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2207-1 libntlm security update
Debian DLA Debian DLA DLA-2831-1 libntlm security update
EUVD EUVD EUVD-2019-7844 Libntlm through 1.5 relies on a fixed buffer size for tSmbNtlmAuthRequest, tSmbNtlmAuthChallenge, and tSmbNtlmAuthResponse read and write operations, as demonstrated by a stack-based buffer over-read in buildSmbNtlmAuthRequest in smbutil.c for a crafted NTLM request.
Ubuntu USN Ubuntu USN USN-5108-1 libntlm vulnerability
Ubuntu USN Ubuntu USN USN-5108-2 Libntlm vulnerability
Fixes

Solution

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T01:40:15.921Z

Reserved: 2019-10-10T00:00:00

Link: CVE-2019-17455

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-10-10T18:15:11.647

Modified: 2024-11-21T04:32:21.390

Link: CVE-2019-17455

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-10-08T00:00:00Z

Links: CVE-2019-17455 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses