CVE Catalog

CVE-2016-1000032

High
Published: Translated: NVD NIST

Summary

TGCaptcha2 version 0.3.0 is vulnerable to a replay attack due to a missing nonce allowing attackers to use a single solved CAPTCHA multiple times.

Risk Assessment

The organization may be exposed to security abuses as attackers can easily bypass the CAPTCHA verification mechanism.

Recommendation

It is recommended to update TGCaptcha2 to the latest version that implements a nonce mechanism to prevent replay attacks.

Related vulnerabilities

Original NVD description (English source)

TGCaptcha2 version 0.3.0 is vulnerable to a replay attack due to a missing nonce allowing attackers to use a single solved CAPTCHA multiple times.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS