Overview
In the banking industry, the security of digital communications is paramount. With the rise of online banking and digital transactions, vulnerabilities that could potentially compromise customer data and security are taken very seriously. The CVE-2025-45080 vulnerability concerns one such issue, found in the YONO SBI: Banking & Lifestyle app. This vulnerability, discovered in version 1.23.36 of the app, involves the use of unencrypted communications, which could allow an attacker to execute a man-in-the-middle attack. This vulnerability can potentially lead to system compromise and data leakage, affecting millions of SBI customers who use the YONO app for their banking needs.
Vulnerability Summary
CVE ID: CVE-2025-45080
Severity: High (8.8 CVSS score)
Attack Vector: Man-in-the-middle attack
Privileges Required: None
User Interaction: Required
Impact: Potential system compromise and data leakage
Affected Products
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Product | Affected Versions
YONO SBI: Banking & Lifestyle | v1.23.36
How the Exploit Works
The exploit takes advantage of the unencrypted communication used by the YONO SBI: Banking & Lifestyle app. When a user interacts with the app, their data is transmitted in plaintext, allowing anyone who intercepts the communication to read and manipulate the data. This lack of encryption allows an attacker to execute a man-in-the-middle attack, where they can intercept and alter the communication between the user and the bank’s servers. This could lead to unauthorized transactions, leak of personal and financial information, and even compromise of the user’s banking account.
Conceptual Example Code
The following is a conceptual representation of the vulnerability being exploited. This is an oversimplified example and does not represent the actual complexity of a real-world attack.
GET /account_details HTTP/1.1
Host: yono.sbi
User-Agent: YONO/1.23.36
{ "account_number": "1234567890" }A malicious actor, having intercepted this unencrypted communication, could potentially manipulate or use the account details for unauthorized transactions.
Recommended Mitigations
Users are strongly advised to apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These systems can help detect and block suspicious activities, protecting users from potential attacks. Additionally, limiting the use of online banking on unsecured networks can minimize the risk of man-in-the-middle attacks.