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CVE-2005-3901

7.8 · HIGH

Macromedia Flash Communication Server MX 1.0 and 1.5 does not sufficiently validate certain RTMP data, which allows attackers to cause a denial of service (instability or crash), as demonstrated us…

Published Nov 29, 2005macromediaEPSS 1.49%

Overview

CVE-2005-3901 is a high-severity vulnerability affecting macromedia flash_communication_server. It was published on November 29, 2005 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Macromedia Flash Communication Server MX 1.0 and 1.5 does not sufficiently validate certain RTMP data, which allows attackers to cause a denial of service (instability or crash), as demonstrated using an alpha release build of Flash Player 8.5 (build 133).

Remediation

Check the references section for vendor advisories and patches from macromedia. Update flash_communication_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refsecunia.com/advisories/17612Refsecuritytracker.com/id?1015219Refwww.macromedia.com/devnet/security/security_zone/mpsb05-09.htmlRefwww.osvdb.org/20869Refwww.securityfocus.com/bid/15437Refsecunia.com/advisories/17612Refsecuritytracker.com/id?1015219Refwww.macromedia.com/devnet/security/security_zone/mpsb05-09.htmlRefwww.osvdb.org/20869Refwww.securityfocus.com/bid/15437

How CyberStrike helps

Frequently asked questions

What is CVE-2005-3901?

CVE-2005-3901 is a high-severity vulnerability affecting macromedia flash_communication_server. It was published on November 29, 2005 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2005-3901?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2005-3901?

Check the references section for vendor advisories and patches from macromedia. Update flash_communication_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2005-3901?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2005-3901 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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