Samsung S7 Edge OMACP WAP Push Message integer overflow

Summaryinfo

A vulnerability has been found in Samsung S7 Edge and classified as critical. The impacted element is an unknown function of the component OMACP WAP Push Message Handler. This manipulation causes integer overflow. This vulnerability is registered as CVE-2018-10751. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in Samsung S7 Edge (the affected version unknown) and classified as critical. Affected by this vulnerability is an unknown part of the component OMACP WAP Push Message Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A malformed OMACP WAP push message can cause memory corruption on a Samsung S7 Edge device when processing the String Extension portion of the WbXml payload. This is due to an integer overflow in memory allocation for this string. The Samsung ID is SVE-2018-11463.

The bug was discovered 02/21/2018. The weakness was published 05/29/2018 as EDB-ID 44724 as not defined exploit (Exploit-DB). The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2018-10751 since 05/04/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.

After immediately, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 97 days. During that time the estimated underground price was around $0-$5k.

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 Exploit-DB (44724). Similar entries are available at VDB-111342, VDB-111380, VDB-115287 and VDB-115285. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Samsung

Name

• S7 Edge

License

• commercial

Website

• Vendor: https://www.samsung.com/

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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