Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
Vulnerability Details :

CVE-2026-56968

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-23 Jun, 2026 | 16:18
Updated At-23 Jun, 2026 | 16:18
Rejected At-
Credits

GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, which could result in memory disclosure via a crafted server.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:23 Jun, 2026 | 16:18
Updated At:23 Jun, 2026 | 16:18
Rejected At:
▼CVE Numbering Authority (CNA)

GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, which could result in memory disclosure via a crafted server.

Affected Products
Vendor
GNUGNU
Product
GNU SASL
Default Status
unaffected
Versions
Affected
  • From 0 before 2.2.4 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-839CWE-839 Numeric Range Comparison Without Minimum Check
Type: CWE
CWE ID: CWE-839
Description: CWE-839 Numeric Range Comparison Without Minimum Check
Metrics
VersionBase scoreBase severityVector
3.13.7LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Version: 3.1
Base score: 3.7
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
N/A
https://lists.debian.org/debian-security-announce/2026/msg00259.html
N/A
https://ftp.gnu.org/gnu/gsasl/
N/A
https://www.gnu.org/software/gsasl/
N/A
Hyperlink: https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
Resource: N/A
Hyperlink: https://lists.debian.org/debian-security-announce/2026/msg00259.html
Resource: N/A
Hyperlink: https://ftp.gnu.org/gnu/gsasl/
Resource: N/A
Hyperlink: https://www.gnu.org/software/gsasl/
Resource: N/A
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:23 Jun, 2026 | 17:17
Updated At:23 Jun, 2026 | 18:18

GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, which could result in memory disclosure via a crafted server.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.13.7LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
N/A
Type: Secondary
Version: 3.1
Base score: 3.7
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-839Secondarycve@mitre.org
CWE ID: CWE-839
Type: Secondary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://ftp.gnu.org/gnu/gsasl/cve@mitre.org
N/A
https://lists.debian.org/debian-security-announce/2026/msg00259.htmlcve@mitre.org
N/A
https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.htmlcve@mitre.org
N/A
https://www.gnu.org/software/gsasl/cve@mitre.org
N/A
Hyperlink: https://ftp.gnu.org/gnu/gsasl/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lists.debian.org/debian-security-announce/2026/msg00259.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://www.gnu.org/software/gsasl/
Source: cve@mitre.org
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2026-56355
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-3.7||LOW
EPSS-Not Assigned
Published-20 Jun, 2026 | 20:08
Updated-22 Jun, 2026 | 20:43
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.

Action-Not Available
Vendor-GNU
Product-Savane
CWE ID-CWE-696
Incorrect Behavior Order
Details not found