CVE-2018-12271 describes an authentication bypass vulnerability in Dropbox for iOS (version 100.2). It allows an attacker to bypass biometric (TouchID) validation by manipulating the LAContext return value to "true," effectively authenticating with an arbitrary fingerprint. This vulnerability has a CVSS score of 6.4 (Medium), indicating a physical attack vector with high complexity, but potentially high impact on confidentiality, integrity, and availability. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE. The vendor considers this outside their threat model, as it requires a jailbroken iOS device.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
100.2CPE matchmatch criteria | cpe:2.3:a:dropbox:dropbox:100.2:*:*:*:*:iphone_os:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.