CVE-2012-4847 Denial of service in n/a

What is CVE-2012-4847?

CVE-2012-4847 is a medium-severity denial of service vulnerability in n/a, published on 14 Nov 2012. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte.

Weakness: CWE-189

Which versions are affected by CVE-2012-4847?

It affects 1 product.

Products include Ibm Cognos Business Intelligence.

How do I fix CVE-2012-4847?

No fix has been published for CVE-2012-4847 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-2012-4847 being exploited?

There is no known exploitation of CVE-2012-4847 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2012-4858 Deserialization in n/a Critical 9.3
• CVE-2016-8960 Privilege escalation in Cognos Business Intelligence High 8.8
• CVE-2016-3036 Memory corruption in Cognos TM1 High 7.5
• CVE-2017-1764 Information disclosure in Cognos Business Intelligence High 7.0
• CVE-2016-0254 XML external entity in Cognos Business Intelligence Medium 6.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-g97g-9m79-6c2x.