Dropbox
CVE-2019-12171
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V14 - Data Protection Encrypted storage of sensitive data
|
| Impact | CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | Successful exploitation could compromise the high-severity affected system. |
Get an e-mail when this CVE is exploited, patched or re-scored. Free account.
Alert meAnalysisAI
Dropbox.exe (and QtWebEngineProcess.exe in the Web Helper) in the Dropbox desktop application 71.4.108.0 store cleartext credentials in memory upon successful login or new account creation. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-312. Dropbox.exe (and QtWebEngineProcess.exe in the Web Helper) in the Dropbox desktop application 71.4.108.0 store cleartext credentials in memory upon successful login or new account creation. These are not securely freed in the running process. Affected products include: Dropbox.
Know when Dropbox gets its next vulnerability
- Watch products and get an email when something new is published
- Check this CVE against your own stack and servers
- Exploit and PoC references, threat intelligence from 22 sources
No credit card · 7-day full trial
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
Dropbox.exe (and QtWebEngineProcess.exe in the Web Helper) in the Dropbox desktop application 71.4.108.0 store cleartext credentials in memory upon successful login or new account creation. These are not securely freed in the running process.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
Affected Products (CPE)NVD
Dropbox Lepton v1.2.1-185-g2a08b77 was discovered to contain a heap-buffer-overflow in the function aligned_dealloc():sr
In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get_assertion/3 can return an expired session, which int
A vulnerability was found in Dropbox merou. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitab
The allocate_channel_framebuffer function in uncompressed_components.hh in Dropbox Lepton 1.2.1 allows remote attackers
An issue was discovered in Dropbox Lepton 1.2.1. Rated medium severity (CVSS 5.5), this vulnerability is no authenticati
Authentication bypass via SAML assertion replay affects Samly, the Elixir/Plug SAML 2.0 Service Provider library from Dr
Dropbox Desktop Folder Sharing Mark-of-the-Web Bypass Vulnerability. Rated high severity (CVSS 8.8), this vulnerability
Unauthenticated memory exhaustion in the Erlang esaml SAML library (version 0.1.0 and later) lets a remote attacker cras
Unauthenticated remote denial of service in the Erlang SAML library esaml (0.1.0 and later) allows an attacker to abort
Authentication bypass in the Elixir SAML library samly (v0.3.0+) allows an attacker holding a validly IdP-signed SAML as
Dropbox SDK for Android before 1.6.2 might allow remote attackers to obtain sensitive information via crafted malware or
An issue was discovered in the com.getdropbox.Dropbox app 100.2 for iOS. Rated medium severity (CVSS 6.4), this vulnerab
GitHub PoC
Exploit-DB