Auth bypass in Gurunavi
CVE-2021-20693
Improper access control vulnerability in Gurunavi App for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.
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:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Gurunavi
- Gurunavi, Inc. Gurunavi App — versions for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier
Weakness classification (CWE)
References
- jvn.jp/en/jp/JVN54025691/index.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20693?
- CVE-2021-20693 is a high-severity vulnerability in Gurunavi, classified under Missing Authorization. CVSS score: 7.5/10. Published 2021-04-26.
- How severe is CVE-2021-20693?
- High severity. CVSS v3 base score is 7.5 out of 10.