Vulnerability in Nttr Goo Blog
CVE-2021-20728
Improper access control vulnerability in goo blog App for Android ver.1.2.25 and earlier and for iOS ver.1.3.3 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Nttr Goo Blog
- Ntt Resonant Incorporated Goo Blog App — versions goo blog App for Android ver.1.2.25 and earlier, and goo blog App for iOS ver.1.3.3 and earlier
Public proof-of-concept exploits
References
- blog.goo.ne.jp/staffblog/e/d84a6b220222462094728301782885db (Vendor Advisory)
- jvn.jp/en/jp/JVN91691168/index.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20728?
- CVE-2021-20728 is a medium-severity vulnerability in Nttr Goo Blog. CVSS score: 5.3/10. Published 2021-06-09.
- How severe is CVE-2021-20728?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-20728 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.