CVE-2026-56968

LOW EPSS 13.8%
Published Jun 23, 20261w ago · Modified Jun 23, 20261w ago
3.7 CVSS 3.1
Low
Find Similar
Published Jun 23, 2026 1w ago
Last Modified Jun 23, 2026 1w ago

Description

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.

CVSS Details

Base Score
3.7
Exploitability
2.2
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
13.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-839

References 4

  • ftp.gnu.org https://ftp.gnu.org/gnu/gsasl/
  • lists.debian.org https://lists.debian.org/debian-security-announce/2026/msg00259.html
  • lists.gnu.org https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
  • gnu.org https://www.gnu.org/software/gsasl/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.