CVE-2019-17455

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2019-17455
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17455.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-17455
Downstream
Related
Published
2019-10-10T18:15:11.647Z
Modified
2026-03-20T11:28:26.135448Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / gitlab.com/jas/libntlm

Affected ranges

Type
GIT
Repo
https://gitlab.com/jas/libntlm
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
8adf90b0bf2ca8cc55c7cd655d566fd1a74bf90a
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.5"
        }
    ]
}

Affected versions

Other
libntlm-0-0
libntlm-0-1
libntlm-0-2
libntlm-0-21
libntlm-0-3-0
libntlm-0-3-1
libntlm-0-3-10
libntlm-0-3-11
libntlm-0-3-12
libntlm-0-3-13
libntlm-0-3-2
libntlm-0-3-3
libntlm-0-3-4
libntlm-0-3-5
libntlm-0-3-6
libntlm-0-3-7
libntlm-0-3-8
libntlm-0-3-9
libntlm-0-4-0
libntlm-0-4-1
libntlm-0-4-2
libntlm-1-0
libntlm-1-1
libntlm-1-2
libntlm-1-3
libntlm-1-4
libntlm-1-5

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "14.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "16.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "18.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "20.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "32"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "33"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.0-sp1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.1"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17455.json"