Input validation error in Google, Google Android



| Updated: 2020-08-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-2137
CWE-ID CWE-20
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Google Android
Operating systems & Components / Operating system

Vendor Google

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU35618

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-2137

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.

In the endCall() function of TelecomManager.java, there is a possible Denial of Service due to a missing permission check. This could lead to local denial of access to Emergency Services with User execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-132438333.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: 9.0

CPE2.3 External links

https://source.android.com/security/bulletin/2019-08-01


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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