Buffer overflow in Google Android
CVE-2021-0326
In p2p_copy_client_info of p2p.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution if the target device is performing a Wi-Fi Direct search, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-172937525
Vulnerability class: Buffer Overflow
EPSS: 0.049 (91.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android — versions 8.1, 9.0, 10.0
- Debian Debian_linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 32, 34
- N/a Android — versions Android-10 Android-11 Android-8.1 Android-9
Weakness classification (CWE)
Public proof-of-concept exploits
- ShaikUsaf/external_wpa_supplicant_8_AOSP10_r33CVE-2021-0326
- nanopathi/Packages_wpa_supplicant8_CVE-2021-0326
- Satheesh575555/external_wpa_supplicant_8_AOSP10_r33_CVE-2021-0326
- nanopathi/wpa_supplicant_8_CVE-2021-0326.
- SYRTI/POC_
- Satheesh575555/external_
- ShaikUsaf/external_
- TinyNiko/android_
- WhooAmii/POC_
- aemmitt-ns/skeleton
References
- security@android.com (Patch, x_refsource_MISC, Vendor Advisory)
- security@android.com (x_refsource_FEDORA, vendor-advisory)
- security@android.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@android.com (x_refsource_FEDORA, vendor-advisory)
- security@android.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2021-0326?
- CVE-2021-0326 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-02-10.
- How severe is CVE-2021-0326?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-0326 known to be exploited?
- 24 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.