CVE-2009-1168 Memory corruption in n/a

High 7.1 Published Updated

Remote attackers can cause a denial of service via memory corruption in Cisco IOS when RFC4893 BGP routing is enabled.

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-2009-1168?

CVE-2009-1168 is a high-severity memory corruption vulnerability in Cisco Ios, published on 30 Jul 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of service (memory corruption and device reload) by using an RFC4271 peer to send an update with a long series of AS numbers, aka Bug ID CSCsy86021.

Weakness: CWE-399

Which versions are affected by CVE-2009-1168?

It affects 2 products.

Products include Cisco Ios, Cisco Ios Xe.

How do I fix CVE-2009-1168?

No fix has been published for CVE-2009-1168 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2009-1168 being exploited?

There is no known exploitation of CVE-2009-1168 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-f9rq-57pv-7hrf.

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