7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.9 Medium
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.133 Low
EPSS
Percentile
95.6%
The LDAP server in the AD domain controller in Samba 4.x before 4.1.22 does not check return values to ensure successful ASN.1 memory allocation, which allows remote attackers to cause a denial of service (memory consumption and daemon crash) via crafted packets.
CPE | Name | Operator | Version |
---|---|---|---|
ubuntu_linux | eq | 15.10 | |
ubuntu_linux | eq | 15.04 | |
ubuntu_linux | eq | 14.04 | |
ubuntu_linux | eq | 12.04 | |
debian_linux | eq | 8.0 | |
debian_linux | eq | 7.0 | |
samba | ge | 4.0.0 | |
samba | lt | 4.1.22 |
lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html
www.debian.org/security/2016/dsa-3433
www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
www.securityfocus.com/bid/79736
www.securitytracker.com/id/1034492
www.ubuntu.com/usn/USN-2855-1
www.ubuntu.com/usn/USN-2855-2
bugzilla.redhat.com/show_bug.cgi?id=1288451
git.samba.org/?p=samba.git;a=commit;h=530d50a1abdcdf4d1775652d4c456c1274d83d8d
git.samba.org/?p=samba.git;a=commit;h=9d989c9dd7a5b92d0c5d65287935471b83b6e884
lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html
lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html
security.gentoo.org/glsa/201612-47
www.samba.org/samba/security/CVE-2015-7540.html
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.9 Medium
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.133 Low
EPSS
Percentile
95.6%