CVE-2007-6015 Memory corruption in n/a

Critical 9.3 Published Updated

Remote attackers can execute arbitrary code on Samba servers with domain logons enabled via a stack-based buffer overflow in nmbd.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2007-6015?

CVE-2007-6015 is a critical memory corruption vulnerability in Samba Samba, published on 13 Dec 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the send_mailslot function in nmbd in Samba 3.0.0 through 3.0.27a, when the "domain logons" option is enabled, allows remote attackers to execute arbitrary code via a GETDC mailslot request composed of a long GETDC string following an offset username in a SAMLOGON logon request.

Weakness: CWE-119

Which versions are affected by CVE-2007-6015?

It affects 1 product.

Linux distribution packages (40)
samba Red Hat:enterprise_linux:2.1::asAll versions0:2.2.12-1.21as.8.2
samba-client Red Hat:enterprise_linux:2.1::asAll versions0:2.2.12-1.21as.8.2
samba-common Red Hat:enterprise_linux:2.1::asAll versions0:2.2.12-1.21as.8.2
samba-swat Red Hat:enterprise_linux:2.1::asAll versions0:2.2.12-1.21as.8.2
samba Red Hat:enterprise_linux:2.1::awAll versions0:2.2.12-1.21as.8.2
samba-client Red Hat:enterprise_linux:2.1::awAll versions0:2.2.12-1.21as.8.2
samba-common Red Hat:enterprise_linux:2.1::awAll versions0:2.2.12-1.21as.8.2
samba-swat Red Hat:enterprise_linux:2.1::awAll versions0:2.2.12-1.21as.8.2
samba Red Hat:enterprise_linux:2.1::esAll versions0:2.2.12-1.21as.8.2
samba-client Red Hat:enterprise_linux:2.1::esAll versions0:2.2.12-1.21as.8.2
samba-common Red Hat:enterprise_linux:2.1::esAll versions0:2.2.12-1.21as.8.2
samba-swat Red Hat:enterprise_linux:2.1::esAll versions0:2.2.12-1.21as.8.2
samba Red Hat:enterprise_linux:2.1::wsAll versions0:2.2.12-1.21as.8.2
samba-client Red Hat:enterprise_linux:2.1::wsAll versions0:2.2.12-1.21as.8.2
samba-common Red Hat:enterprise_linux:2.1::wsAll versions0:2.2.12-1.21as.8.2
samba-swat Red Hat:enterprise_linux:2.1::wsAll versions0:2.2.12-1.21as.8.2
samba Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.14.3
samba-client Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.14.3
samba-common Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.14.3
samba-debuginfo Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.14.3
samba-swat Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.14.3
samba Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.14.3
samba-client Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.14.3
samba-common Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.14.3
samba-debuginfo Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.14.3
samba-swat Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.14.3
samba Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.14.3
samba-client Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.14.3
samba-common Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.14.3
samba-debuginfo Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.14.3
samba-swat Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.14.3
samba Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.14.3
samba-client Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.14.3
samba-common Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.14.3
samba-debuginfo Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.14.3
samba-swat Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.14.3
samba Red Hat:enterprise_linux:4::asAll versions0:3.0.25b-1.el4_6.4
samba-client Red Hat:enterprise_linux:4::asAll versions0:3.0.25b-1.el4_6.4
samba-common Red Hat:enterprise_linux:4::asAll versions0:3.0.25b-1.el4_6.4
samba-debuginfo Red Hat:enterprise_linux:4::asAll versions0:3.0.25b-1.el4_6.4

Products include Samba Samba.

How do I fix CVE-2007-6015?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2007-6015 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-6015 exists.

Public exploit code: 1 Exploit-DB entry.

All Samba Samba vulnerabilities

Sources

Also known as DEBIAN-CVE-2007-6015, DSA-1427-1, DTSA-100-1, GHSA-hhrv-j6cc-jr4p, RHSA-2007:1114, RHSA-2007:1117.

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