CVE-2015-10004: Timing side-channel in github.com/robbert229/jwt
Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2015-10004?
CVE-2015-10004 is considered a medium severity vulnerability due to its potential for side-channel attacks on HMAC validation.
How do I fix CVE-2015-10004?
To fix CVE-2015-10004, you should upgrade to a version of the affected package that includes a secure comparison function for HMAC validation.
What software packages are affected by CVE-2015-10004?
CVE-2015-10004 affects the 'github.com/robbert229/jwt' package and the JSON Web Token implementation in Go.
Can CVE-2015-10004 allow an attacker to compromise my application?
Yes, CVE-2015-10004 can enable an attacker to potentially compromise an application by leaking HMAC information through timing attacks.
Is there a workaround for CVE-2015-10004 if I cannot upgrade immediately?
A potential workaround for CVE-2015-10004 is to implement constant-time comparison for HMAC values to mitigate the timing side-channel risk.