PT0-001 · Question #176
A vulnerability scan is run against a domain hosing a banking application that accepts connections over MTTPS and HTTP protocols Given the following results: · SSU3 supported · HSTS not enforced ·…
The correct answer is B. HSTS not enforced. HSTS not being enforced ranks as the highest risk on a banking application that accepts both HTTP and HTTPS, because it directly enables SSL stripping attacks and full plaintext interception of financial data.
Question
A vulnerability scan is run against a domain hosing a banking application that accepts connections over MTTPS and HTTP protocols Given the following results:
· SSU3 supported · HSTS not enforced · Application uses weak ciphers · Vulnerable to clickjacking Which of the following should be ranked with the HIGHEST risk?
Options
- ASSLv3 supported
- BHSTS not enforced
- CApplication uses week ophers
- DVulnerable to clickjacking
How the community answered
(43 responses)- A16% (7)
- B47% (20)
- C7% (3)
- D30% (13)
Why each option
HSTS not being enforced ranks as the highest risk on a banking application that accepts both HTTP and HTTPS, because it directly enables SSL stripping attacks and full plaintext interception of financial data.
SSLv3 support exposes the server to the POODLE attack (CVE-2014-3566), which requires an active MITM position and multiple crafted requests to decrypt individual blocks - a more complex exploitation path than SSL stripping.
Without HTTP Strict Transport Security, a banking application that accepts HTTP connections is trivially vulnerable to SSL stripping, where a man-in-the-middle attacker downgrades the victim's HTTPS connection to unencrypted HTTP. This exposes credentials, session tokens, and financial transaction data entirely in plaintext with no cryptographic protection. HSTS enforcement would instruct browsers to always use HTTPS and reject downgrade attempts, making this the most critical control gap among the listed findings.
Weak ciphers raise the risk that captured ciphertext could eventually be decrypted, but successful exploitation still requires capturing traffic and significant computational resources.
Clickjacking allows UI redirection attacks that can trick users into unintended clicks or form submissions, but does not directly expose credentials or financial data transmitted in transit.
Concept tested: HSTS enforcement and SSL stripping risk ranking
Source: https://cheatsheetseries.owasp.org/cheatsheets/HTTP_Strict_Transport_Security_Cheat_Sheet.html
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