CVE-2007-0452 Denial of service in n/a

Medium 6.8 Published Updated

Remote authenticated users can cause a denial of service in Samba by triggering an infinite loop during file renaming operations.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2007-0452?

CVE-2007-0452 is a medium-severity denial of service vulnerability in Samba Samba, published on 6 Feb 2007. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

smbd in Samba 3.0.6 through 3.0.23d allows remote authenticated users to cause a denial of service (memory and CPU exhaustion) by renaming a file in a way that prevents a request from being removed from the deferred open queue, which triggers an infinite loop.

Which versions are affected by CVE-2007-0452?

It affects 1 product.

Linux distribution packages (40)
samba Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.12
samba-client Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.12
samba-common Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.12
samba-debuginfo Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.12
samba-swat Red Hat:enterprise_linux:3::asAll versions0:3.0.9-1.3E.12
samba Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.12
samba-client Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.12
samba-common Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.12
samba-debuginfo Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.12
samba-swat Red Hat:enterprise_linux:3::desktopAll versions0:3.0.9-1.3E.12
samba Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.12
samba-client Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.12
samba-common Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.12
samba-debuginfo Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.12
samba-swat Red Hat:enterprise_linux:3::esAll versions0:3.0.9-1.3E.12
samba Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.12
samba-client Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.12
samba-common Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.12
samba-debuginfo Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.12
samba-swat Red Hat:enterprise_linux:3::wsAll versions0:3.0.9-1.3E.12
samba Red Hat:enterprise_linux:4::asAll versions0:3.0.10-1.4E.11
samba-client Red Hat:enterprise_linux:4::asAll versions0:3.0.10-1.4E.11
samba-common Red Hat:enterprise_linux:4::asAll versions0:3.0.10-1.4E.11
samba-debuginfo Red Hat:enterprise_linux:4::asAll versions0:3.0.10-1.4E.11
samba-swat Red Hat:enterprise_linux:4::asAll versions0:3.0.10-1.4E.11
samba Red Hat:enterprise_linux:4::desktopAll versions0:3.0.10-1.4E.11
samba-client Red Hat:enterprise_linux:4::desktopAll versions0:3.0.10-1.4E.11
samba-common Red Hat:enterprise_linux:4::desktopAll versions0:3.0.10-1.4E.11
samba-debuginfo Red Hat:enterprise_linux:4::desktopAll versions0:3.0.10-1.4E.11
samba-swat Red Hat:enterprise_linux:4::desktopAll versions0:3.0.10-1.4E.11
samba Red Hat:enterprise_linux:4::esAll versions0:3.0.10-1.4E.11
samba-client Red Hat:enterprise_linux:4::esAll versions0:3.0.10-1.4E.11
samba-common Red Hat:enterprise_linux:4::esAll versions0:3.0.10-1.4E.11
samba-debuginfo Red Hat:enterprise_linux:4::esAll versions0:3.0.10-1.4E.11
samba-swat Red Hat:enterprise_linux:4::esAll versions0:3.0.10-1.4E.11
samba Red Hat:enterprise_linux:4::wsAll versions0:3.0.10-1.4E.11
samba-client Red Hat:enterprise_linux:4::wsAll versions0:3.0.10-1.4E.11
samba-common Red Hat:enterprise_linux:4::wsAll versions0:3.0.10-1.4E.11
samba-debuginfo Red Hat:enterprise_linux:4::wsAll versions0:3.0.10-1.4E.11
samba-swat Red Hat:enterprise_linux:4::wsAll versions0:3.0.10-1.4E.11

Products include Samba Samba.

How do I fix CVE-2007-0452?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2007-0452 being exploited?

There is no known exploitation of CVE-2007-0452 in the wild and no public exploit code.

All Samba Samba vulnerabilities

Sources

Also known as DEBIAN-CVE-2007-0452, GHSA-2wrx-698g-6hcq, RHSA-2007:0060, RHSA-2007:0061.

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