What is CVE-2022-21770?

CVE-2022-21770 is a medium-severity vulnerability in Google Android, classified under Improper Link Resolution Before File Access. CVSS score: 6.7/10. Published 2022-07-06.

How severe is CVE-2022-21770?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Google Android

CVE-2022-21770

In sound driver, there is a possible information disclosure due to symlink following. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06558663; Issue ID: ALPS06558663.

EPSS: 0.001 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 11.0, 12.0
Mediatek Mt6781
Mediatek Mt6877
Mediatek Mt6879
Mediatek Mt6893
Mediatek Mt6895
Mediatek Mt6983
Mediatek Mt8791
Mediatek Mt8797
Mediatek Mt8798

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

security@mediatek.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2022-21770?: CVE-2022-21770 is a medium-severity vulnerability in Google Android, classified under Improper Link Resolution Before File Access. CVSS score: 6.7/10. Published 2022-07-06.
How severe is CVE-2022-21770?: Medium severity. CVSS v3 base score is 6.7 out of 10.