CVE-2010-4803

Mojolicious before 0.999927 does not properly implement HMAC-MD5 checksums, which has unspecified impact and remote attack vectors

published May 3, 2011

CVSS
—
EPSS
2%
Percentile
80.9
In the wild
Unconfirmed
What it is

⚠️ A sneaky oversight in Mojolicious could leave your application vulnerable! Before version 0.999927, HMAC-MD5 checksums weren't properly checked — a potential recipe for disaster! 🔥 Think of this like a restaurant that forgot to check food is served with the right allergy warnings. If they don’t verify that each dish is prepared safely, it could cause serious harm to unsuspecting customers. Without proper HMAC-MD5 checks, an attacker might be able to manipulate requests undetected, creating a risk of data tampering or unauthorized access. While it’s still not widely exploited, the potential for impact is certainly there!

Put simply

Think of this like a restaurant that forgot to check food is served with the right allergy warnings. If they don’t verify that each dish is prepared safely, it could cause serious harm to unsuspecting customers. This vulnerability arises because Mojolicious doesn't properly implement HMAC-MD5 checksums, which could allow attackers to bypass integrity checks on messages or data sent to the server.

What to do

Without proper HMAC-MD5 checks, an attacker might be able to manipulate requests undetected, creating a risk of data tampering or unauthorized access. While it’s still not widely exploited, the potential for impact is certainly there! To protect your application, upgrade Mojolicious to version 0.999927 or later immediately. Conduct thorough testing to ensure your implementation is secure, and review your use of HMAC in your applications. ⚡ You've got this! Following these steps, you'll put a lock on that vulnerability in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02029 · 80.9th percentile
Published
2011-05-03T00:03Z
EPSS history
Timeline
  • 03 MAY 00:03Z
    Mojolicious before 0.999927 does not properly implement HMAC-MD5 checksums, which has unspecified impact and remote attack vectors
    cvelistv5