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VULNERABILITIES

CVE-2019-17455 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00029.html CVEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00032.html CVEMailing ListThird Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=942145 CVEExploitIssue TrackingMailing ListThird Party Advisory
https://gitlab.com/jas/libntlm/issues/2 CVEExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00010.html CVEMailing ListThird Party Advisory

see all 20 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-125Out-of-bounds Read[email protected]

Affected Products

ProductVersions

Change History

14 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2019-17455
NVD Published Date:
Oct 10, 2019
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2019-17455 Details - Not Deferred