VDB-125986 · CVE-2018-11822 · BID 107681

Qualcomm Snapdragon Mobile SD 835/SD 845/SD 850/SDA660 integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability has been found in Qualcomm Snapdragon Mobile SD 835/SD 845/SD 850/SDA660 (Chip Software) and classified as critical. This vulnerability affects an unknown function. 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. CVE summarizes:

A possible integer overflow may happen in WLAN during memory allocation in Snapdragon Mobile in version SD 835, SD 845, SD 850, SDA660

The bug was discovered 10/01/2018. The weakness was released 10/26/2018 (Website). The advisory is available at qualcomm.com. This vulnerability was named CVE-2018-11822 since 06/07/2018. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

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 $5k-$25k.

Upgrading eliminates this vulnerability.

Entries connected to this vulnerability are available at 120497, 120506, 120507 and 120508.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/07/2018 🔍
10/01/2018 +116 days 🔍
10/26/2018 +24 days 🔍
10/26/2018 +0 days 🔍
10/27/2018 +1 days 🔍
06/03/2023 +1680 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-11822 (🔍)
SecurityFocus: 107681

See also: 🔍

Entryinfo

Created: 10/27/2018 18:19
Updated: 06/03/2023 09:01
Changes: 10/27/2018 18:19 (58), 05/03/2020 17:07 (2), 06/03/2023 09:01 (4)
Complete: 🔍

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