Auth bypass in Tencent Qq
CVE-2021-33057
The QQ application 8.7.1 for Android and iOS does not enforce the permission requirements (e.g., android.permission.ACCESS_FINE_LOCATION) for determining the device's physical location. An attacker can use qq.createMapContext to create a MapContext object, use MapContext.moveToLocation to move the center of the map to the device's location, and use MapContext.getCenterLocation to get the latitude and longitude of the current map center.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.013 (69.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: +0.000
Affected products
- Tencent Qq — versions 8.7.1
Weakness classification (CWE)
References
- tencent.com (Vendor Advisory)
- arxiv.org/pdf/2205.15202.pdf (Technical Description, Third Party Advisory)
- github.com/BESTICSP/Vulnerabilities-Related-to-Mini-Programs-Permissions/blob/m… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-33057?
- CVE-2021-33057 is a high-severity vulnerability in Tencent Qq, classified under Missing Authorization. CVSS score: 7.5/10. Published 2022-07-26.
- How severe is CVE-2021-33057?
- High severity. CVSS v3 base score is 7.5 out of 10.