CVE-2008-2734 Denial of service in n/a

High 7.1 Published Updated

Remote attackers can cause a denial of service on Cisco ASA devices configured for clientless SSL VPN by sending crafted packets that trigger a memory leak.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2008-2734?

CVE-2008-2734 is a high-severity denial of service vulnerability in n/a, published on 4 Sep 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Memory leak in the crypto functionality in Cisco Adaptive Security Appliance (ASA) 5500 devices 7.2 before 7.2(4)2, 8.0 before 8.0(3)14, and 8.1 before 8.1(1)4, when configured as a clientless SSL VPN endpoint, allows remote attackers to cause a denial of service (memory consumption and VPN hang) via a crafted SSL or HTTP packet, aka Bug ID CSCso66472.

Weakness: CWE-399

Which versions are affected by CVE-2008-2734?

It affects 1 product.

Products include Cisco Adaptive Security Appliance 5500.

How do I fix CVE-2008-2734?

No fix has been published for CVE-2008-2734 yet. Limit exposure of the affected software until one is available.

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-2008-2734 being exploited?

There is no known exploitation of CVE-2008-2734 in the wild and no public exploit code.

Sources

Also known as GHSA-8756-x628-mfxg.

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