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CVE
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CVE-2015-7540Date: (C)2016-01-07   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
SECTRACK-1034492
BID-79736
DSA-3433
FEDORA-2015-0e0879cc8a
FEDORA-2015-b36076d32e
GLSA-201612-47
USN-2855-1
USN-2855-2
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
https://bugzilla.redhat.com/show_bug.cgi?id=1288451
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=530d50a1abdcdf4d1775652d4c456c1274d83d8d
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=9d989c9dd7a5b92d0c5d65287935471b83b6e884
https://www.samba.org/samba/security/CVE-2015-7540.html
openSUSE-SU-2015:2356

CPE    5
cpe:/a:samba:samba
cpe:/o:debian:debian_linux:7.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:canonical:ubuntu_linux:15.10
...
CWE    1
CWE-399
OVAL    10
oval:org.secpod.oval:def:702905
oval:org.secpod.oval:def:203808
oval:org.secpod.oval:def:602323
oval:org.secpod.oval:def:1800112
...

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