THREATPORT/VULNERABILITY/CVE-2017-16905
HIGH SEVERITY

CVE-2017-16905

Tinycards vulnerability

CVSS
8.1
EPSS
3.5%
EPSS pct
88th
Exploited
No known
The DuoLingo TinyCards application before 1.0 for Android has one use of unencrypted HTTP, which allows remote attackers to spoof content, and consequently achieve remote code execution, via a man-in-the-middle attack.
Affected vendor
Duolingo
Affected product
Tinycards
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2018-01-05

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2017-16905

  • Confirm whether Duolingo Tinycards is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-16905.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-16905

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-16905 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2017-16905?

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