Cleartext Transmission Vulnerability in Coinomi Wallet Software
CVE-2017-20200

6.3MEDIUM

Key Information:

Vendor

Coinomi Ltd.

Status
Coinomi
Vendor
CVE Published:
23 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2017-20200?

A vulnerability exists in Coinomi wallet software up to version 1.7.6 that enables the cleartext transmission of sensitive information. This flaw may allow remote attackers to intercept data due to improper processing within the application. Although the complexity of exploitation is considered high, the potential for this vulnerability to be exploited has been publicly disclosed, raising concerns regarding the safety of user data. Coinomi has responded by suggesting that their findings indicate no security implications, despite the clear and present risks associated with data exposure.

Affected Version(s)

Coinomi 1.7.0

Coinomi 1.7.1

Coinomi 1.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-20200 - Proof of Concept

References

https://vuldb.com/?id.325143
vdb-entry
https://vuldb.com/?ctiid.325143
signaturepermissions-required
https://vuldb.com/?submit.653875
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Luke Childs
lukechilds (VulDB User)
lukechilds (VulDB User)
JSON
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CVE-2017-20200 : Cleartext Transmission Vulnerability in Coinomi Wallet Software