Samsung Mobile Devices N(7.x)/O(8.x)/P(9.0) Exynos Chipset integer overflow

Summaryinfo

A vulnerability classified as critical has been found in Samsung Mobile Devices N(7.x)/O(8.x)/P(9.0). Affected by this issue is some unknown functionality of the component Exynos Chipset. Performing a manipulation results in integer overflow. This vulnerability is cataloged as CVE-2019-20561. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as very critical has been found in Samsung Mobile Devices N(7.x)/O(8.x)/P(9.0) (Smartphone Operating System). This affects some unknown processing of the component Exynos Chipset. The manipulation with an unknown input leads to a integer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (Exynos chipsets) software. The bootloader has an integer signedness error. The Samsung ID is SVE-2019-15230 (October 2019).

The weakness was shared 03/24/2020 (Website). The advisory is shared at security.samsungmobile.com. This vulnerability is uniquely identified as CVE-2019-20561 since 03/23/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/25/2020).

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

The entries VDB-111342, VDB-111380, VDB-115287 and VDB-115285 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Samsung

Name

• Mobile Devices

Version

• N(7.x)
• O(8.x)
• P(9.0)

License

• commercial

Website

• Vendor: https://www.samsung.com/

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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