A vulnerability was found in Qualcomm Snapdragon Mobile SD 210-SD 212-SD 205/SD 845/SD 850 (Chip Software). It has been declared as problematic. Affected by this vulnerability is an unknown part of the component Memory Comparison. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

The use of a non-time-constant memory comparison operation can lead to timing/side channel attacks in Snapdragon Mobile in version SD 210/SD 212/SD 205, SD 845, SD 850

The bug was discovered 10/01/2018. The weakness was shared 10/26/2018 (Website). The advisory is shared at qualcomm.com. This vulnerability is known as CVE-2018-11846 since 06/07/2018. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 25 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The entries 120497, 120506, 120507 and 120508 are related to this item.

Productinfo

Type

• Chip Software

Vendor

• Qualcomm

Name

• Snapdragon Mobile

Version

• SD 210-SD 212-SD 205
• SD 845
• SD 850

License

• commercial

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CPE 2.2info

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