Huawei Mate 7 prior V100R001CHNC00B126SP03 TEEOS Crafted Application memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.5 | $0-$5k | 0.00 |
A vulnerability was found in Huawei Mate 7 (Smartphone Operating System). It has been declared as problematic. Affected by this vulnerability is an unknown code of the component TEEOS. The manipulation as part of a Crafted Application leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
The TEEOS module in Huawei Mate 7 (Mate7-TL10) smartphone before V100R001CHNC00B126SP03 allows local users with root permissions to gain privileges or cause a denial of service (memory corruption) via a crafted application.
The bug was discovered 05/20/2015. The weakness was shared 10/19/2017 by Di Shen with Qihoo 360 (Website). It is possible to read the advisory at www1.huawei.com. This vulnerability is known as CVE-2015-4422 since 06/08/2015. The exploitation appears to be difficult. Attacking locally is a requirement. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 883 days. During that time the estimated underground price was around $5k-$25k.
Upgrading to version V100R001CHNC00B126SP03 eliminates this vulnerability.
The entry 108258 is related to this item.
Product
Type
Vendor
Name
License
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.7VulDB Meta Temp Score: 5.6
VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.0
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Mate 7 V100R001CHNC00B126SP03
Timeline
05/20/2015 🔍05/20/2015 🔍
06/08/2015 🔍
10/19/2017 🔍
10/19/2017 🔍
10/20/2017 🔍
11/26/2019 🔍
Sources
Vendor: huawei.comAdvisory: www1.huawei.com
Researcher: Di Shen
Organization: Qihoo 360
Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-4422 (🔍)
SecurityFocus: 74742 - Huawei Mate 7 Smartphone Multiple Local Privilege Escalation Vulnerabilities
See also: 🔍
Entry
Created: 10/20/2017 08:44Updated: 11/26/2019 17:56
Changes: 10/20/2017 08:44 (67), 11/26/2019 17:56 (2)
Complete: 🔍
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