CVE-2012-3570 Memory corruption in n/a

Medium 5.7 Published Updated

Remote attackers can crash the ISC DHCP server via a crafted client identifier when DHCPv6 is enabled, causing denial of service.

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

What is CVE-2012-3570?

CVE-2012-3570 is a medium-severity memory corruption vulnerability in n/a, published on 25 Jul 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Buffer overflow in ISC DHCP 4.2.x before 4.2.4-P1, when DHCPv6 mode is enabled, allows remote attackers to cause a denial of service (segmentation fault and daemon exit) via a crafted client identifier parameter.

Weakness: CWE-119

Which versions are affected by CVE-2012-3570?

It affects 1 product.

Products include Isc Dhcp.

How do I fix CVE-2012-3570?

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-2012-3570 being exploited?

There is no known exploitation of CVE-2012-3570 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-3570, GHSA-c23j-xrx5-hcrf.

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