Vulnerability DatabaseCVE-2026-56968
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CVE-2026-56968
Published:June 23, 2026
Updated:August 04, 2026
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 Packages
https://git.savannah.gnu.org/git/gsasl.git (SCM_GIT):
Affected version(s) >=v1.10.0 <v2.2.4
Fix Suggestion:
Update to version v2.2.4
Related Resources (5)
https://lists.debian.org/debian-security-announce/2026/msg00259.html
https://www.gnu.org/software/gsasl/
https://lists.debian.org/debian-lts-announce/2026/07/msg00049.html
https://ftp.gnu.org/gnu/gsasl/
https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Numeric Range Comparison Without Minimum Check
CWE-839
Use of Uninitialized Resource
CWE-908
EPSS
Base Score:
0.29