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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.049 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.049 · newest: 0.049 · change: 0.000
Affected products
- Google Android — versions 8.1, 9.0, 10.0
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 32, 34
- Android — versions Android-10 Android-11 Android-8.1 Android-9
Weakness classification (CWE)
Public proof-of-concept exploits
- aemmitt-ns/skeleton
- 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.
- CerberusMrX/Advanced-Bluetooth-Penetration-Testing-Tool
- NaInSec/CVE-PoC-in-GitHub
- SYRTI/POC_
- Satheesh575555/external_
- ShaikUsaf/external_
References
- source.android.com/security/bulletin/2021-02-01 (Patch, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2021/02/msg00033.html (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.debian.org/security/2021/dsa-4898 (vendor-advisory, Third Party Advisory)
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.