Vulnerability-Lookup

OPENSUSE-SU-2020:0816-1

Vulnerability from csaf_opensuse - Published: 2020-06-13 16:56 - Updated: 2026-09-20 19:07

Summary

Security update for libntlm

Severity

Moderate

Notes

Title of the patch: Security update for libntlm

Description of the patch: This update for libntlm fixes the following issues: Update to release 1.6: * CVE-2019-17455: Fixed a buffer overflow in buildSmbNtlmAuth* function. (boo#1153669) This update was imported from the openSUSE:Leap:15.1:Update update project.

Patchnames: openSUSE-2020-816

CVE-2019-17455

9.8 (Critical)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Recommended 8 products

Product	Version	Remediation
Unresolved product id: SUSE Package Hub 15 SP1:libntlm-devel-0:1.6-bp151.4.3.1.aarch64	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm-devel-0:1.6-bp151.4.3.1.ppc64le	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm-devel-0:1.6-bp151.4.3.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm-devel-0:1.6-bp151.4.3.1.x86_64	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm0-0:1.6-bp151.4.3.1.aarch64	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm0-0:1.6-bp151.4.3.1.ppc64le	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm0-0:1.6-bp151.4.3.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Package Hub 15 SP1:libntlm0-0:1.6-bp151.4.3.1.x86_64	—	Vendor Fix

Threats

Impact critical

References

8 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://lists.opensuse.org/archives/list/security…	self
https://lists.opensuse.org/archives/list/security…	self
https://bugzilla.suse.com/1153669	self
https://www.suse.com/security/cve/CVE-2019-17455/	self
https://www.suse.com/security/cve/CVE-2019-17455	external
https://bugzilla.suse.com/1153669	external

JSON

To clipboard

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  "vulnerabilities": [
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      "threats": [
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          "date": "2020-06-13T16:56:52Z",
          "details": "critical"
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}

CVE-2019-17455 (GCVE-0-2019-17455)

Vulnerability from cvelistv5 – Published: 2019-10-10 17:17 – Updated: 2024-08-05 01:40

Summary

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.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

10 references

URL	Tags
https://gitlab.com/jas/libntlm/issues/2	x_refsource_MISC
https://people.canonical.com/~ubuntu-security/cve…	x_refsource_CONFIRM
https://security-tracker.debian.org/tracker/CVE-2…	x_refsource_CONFIRM
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug…	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

OPENSUSE-SU-2020:0816-1

CVE-2019-17455 (GCVE-0-2019-17455)

Tags

Sightings

Nomenclature

Related by attack behaviour