CVE-2021-0517 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Google	Android	11.0

Related Weaknesses (CWE)

CWE-670

References

https://source.android.com/security/bulletin/2021-06-01PatchVendor Advisory
https://source.android.com/security/bulletin/2021-06-01PatchVendor Advisory

FAQ

What is CVE-2021-0517?

CVE-2021-0517 is a vulnerability with a CVSS score of 7.5 (HIGH). In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur o...

How severe is CVE-2021-0517?

CVE-2021-0517 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-0517?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.