VDB-125993 · CVE-2018-11854 · BID 107681

Qualcomm Snapdragon Mobile SD 835/SD 845/SD 850/SDA660 Length Parameter memory corruption

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

Summaryinfo

A vulnerability was found in Qualcomm Snapdragon Mobile SD 835/SD 845/SD 850/SDA660. It has been rated as critical. Affected is an unknown function of the component Length Handler. The manipulation as part of Parameter leads to memory corruption. This vulnerability is listed as CVE-2018-11854. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Qualcomm Snapdragon Mobile SD 835/SD 845/SD 850/SDA660 (Chip Software). This issue affects an unknown function of the component Length Handler. The manipulation as part of a Parameter leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Lack of check of valid length of input parameter may cause buffer overwrite in WLAN in Snapdragon Mobile in version SD 835, SD 845, SD 850, SDA660

The bug was discovered 10/01/2018. The weakness was presented 10/26/2018 (Website). The advisory is shared at qualcomm.com. The identification of this vulnerability is CVE-2018-11854 since 06/07/2018. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly 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.

See VDB-120497, VDB-120506, VDB-120507 and VDB-120508 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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-2018-11854 (🔍)
GCVE (CVE): GCVE-0-2018-11854
GCVE (VulDB): GCVE-100-125993
SecurityFocus: 107681

See also: 🔍

Entryinfo

Created: 10/27/2018 18:23
Updated: 06/03/2023 09:12
Changes: 10/27/2018 18:23 (60), 05/03/2020 17:54 (2), 06/03/2023 09:12 (4)
Complete: 🔍
Cache ID: 216::103

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

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