Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2012-0817 |
CWE-ID | CWE-401 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Samba Server applications / Directory software, identity management |
Vendor | Samba |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU44348
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2012-0817
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within smbd in Samba 3.6.x before 3.6.3 allows remote attackers to cause a denial of service (memory and CPU consumption) by making many connection requests. A remote attacker can perform a denial of service attack.
MitigationInstall update from vendor's website.
Vulnerable software versionsSamba: 3.6.0 - 3.6.2
External linkshttp://lists.fedoraproject.org/pipermail/package-announce/2012-February/072930.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00014.html
http://secunia.com/advisories/47763
http://secunia.com/advisories/48879
http://www.samba.org/samba/history/samba-3.6.3.html
http://www.samba.org/samba/security/CVE-2012-0817
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.