CVE-2021-0430 — Out-of-bounds Write in Google Android

CWE-787 — Out-of-bounds Write7 documents6 sources
Severity
9.8CRITICALNVD
EPSS
1.0%
top 23.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System NFCGoogle Android
Timeline
PublishedApr 13
Latest updateMay 24

Description

In rw_mfc_handle_read_op of rw_mfc.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution via a malicious NFC packet with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-178725766

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-10 Android-11
▶NVDgoogle/android10.0, 11.0+1
▶Androidplatform/system_nfc10:0 — 10:2021-04-01+1

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-p9r5-2m4c-75p3: In rw_mfc_handle_read_op of rw_mfc↗2022-05-24
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CVEList
CVE-2021-0430: In rw_mfc_handle_read_op of rw_mfc↗2021-04-13
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OSV
CVE-2021-0430: In rw_mfc_handle_read_op of rw_mfc↗2021-04-01
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📋Vendor Advisories

1
Android
CVE-2021-0430: Android Security Bulletin 2021-04-01 CVE: CVE-2021-0430 Severity: CRITICAL Type: RCE Affected AOSP versions: 10, 11 References: A-178725766↗2021-04-01
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CVE-2021-0430 — Out-of-bounds Write in Google Android | cvebase