VDB-139723 · CVE-2019-5236 · sa-20190807-01

Huawei Emily-L29C up to 8.1.0.159(C636) URL double free

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$5k-$25k	0.00

Summaryinfo

A vulnerability has been found in Huawei Emily-L29C and classified as critical. Affected by this issue is some unknown functionality of the component URL Handler. This manipulation causes double free. This vulnerability appears as CVE-2019-5236. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Huawei Emily-L29C. It has been declared as critical. Affected by this vulnerability is an unknown part of the component URL Handler. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Huawei smart phones Emily-L29C with versions of 8.1.0.132a(C432), 8.1.0.135(C782), 8.1.0.154(C10), 8.1.0.154(C461), 8.1.0.154(C635), 8.1.0.156(C185), 8.1.0.156(C605), 8.1.0.159(C636) have a double free vulnerability. An attacker can trick a user to click a URL to exploit this vulnerability. Successful exploitation may cause the affected phone abnormal.

The weakness was presented 08/08/2019 (Website). It is possible to read the advisory at huawei.com. This vulnerability is known as CVE-2019-5236 since 01/04/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/21/2023).

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Huawei

Name

Emily-L29C

Version

License

commercial

Website

Vendor: https://www.huawei.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2019 🔍
08/08/2019 +216 days 🔍
08/09/2019 +1 days 🔍
11/21/2023 +1565 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20190807-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-5236 (🔍)
GCVE (CVE): GCVE-0-2019-5236
GCVE (VulDB): GCVE-100-139723

Entryinfo

Created: 08/09/2019 07:44
Updated: 11/21/2023 18:49
Changes: 08/09/2019 07:44 (54), 07/23/2020 10:19 (1), 11/21/2023 18:49 (3)
Complete: 🔍
Cache ID: 216::103