Buffer overflow in Google Android
CVE-2022-21767
In Bluetooth, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06784430; Issue ID: ALPS06784430.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (24.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Google Android — versions 8.1, 9.0, 10.0
- Mediatek Mt8167
- Mediatek Mt8175
- Mediatek Mt8183
- Mediatek Mt8362a
- Mediatek Mt8365
- Mediatek Mt8385
- Mediatek, Inc. Mt8167, Mt8175, Mt8183, Mt8362a, Mt8365, Mt8385 — versions Android 8.1, 9.0, 10.0, 11.0, 12.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- corp.mediatek.com/product-security-bulletin/July-2022 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-21767?
- CVE-2022-21767 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2022-07-06.
- How severe is CVE-2022-21767?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-21767 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.