CVE-2004-1309

10.0 HIGH 5% exploit odds Fix listed Memory safety

What it is

Heap-based buffer overflow in the demux_open_bmp function in demux_bmp.c for Unix MPlayer 1.0pre5 allows remote attackers to execute arbitrary code via a bitmap (BMP) file containing a large biClrUsed field.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 5.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2005-01-10 05:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:07 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 5.2% in the next 30 days (EPSS).
Severity: 10.0 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2005-01-10 05:00 UTC
Last modified: 2026-06-16 22:07 UTC
Exploit probability: 5.2% · EPSS, next 30 days
Record status: Modified

Affected

Mplayer Unix Mplayer 1.0_pre5

Attack profile CVSS 2.0 · 10.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2004-1309.md and follow it. Check whether this project is affected by CVE-2004-1309. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record