A vulnerability, which was classified as very critical, has been found in Investintech SlimPDF Reader (unknown version). This issue affects an unknown code block of the file Investintech.com. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Investintech.com SlimPDF Reader does not prevent faulting-instruction data from affecting write operations, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PDF document.

The weakness was disclosed 11/01/2011 as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2011-4218 since 11/01/2011. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/27/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (71098). The entries 59272, 59271, 59270 and 59269 are pretty similar.

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• Investintech

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• SlimPDF Reader

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