ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles string lengths, which allows remote attackers to obtain sensitive information from daemon heap memory by sending crafted packets and then reading (1) an error message or (2) a database value.
Severity
High 7.5
Published
29 Dec 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
6.2% in the next 30 daysHigher than 93% of CVEs. EPSS by FIRST, 11 Nov 2026