URI Spoofing in Facebook Messenger App for iOS and Android
CVE-2020-20093

6.5MEDIUM

Key Information:

Vendor

Facebook

Status
Vendor
CVE Published:
23 March 2022

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-20093?

The Facebook Messenger app for iOS and Android contains a flaw in its user interface that fails to accurately display URI messages. This vulnerability allows an attacker to exploit specially crafted messages to spoof URIs, potentially misleading users into interacting with malicious links. Users are advised to update their applications to mitigate risks associated with this security issue.

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.

References

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

.