CVE-2021-41456
HIGHCVSS 7.5/10EPSS 1.20%
Last modified
CVE-2021-41456 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. There is a stack buffer overflow in MP4Box v1.0.1 at src/filters/dmx_nhml.c:1004 in the nhmldmx_send_sample() function szXmlTo parameter which leads to a denial of service vulnerability.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.
Description
There is a stack buffer overflow in MP4Box v1.0.1 at src/filters/dmx_nhml.c:1004 in the nhmldmx_send_sample() function szXmlTo parameter which leads to a denial of service vulnerability.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gpac | Mp4box | 1.0.1 |
References
- https://github.com/gpac/gpac/issues/1911Exploit, Issue Tracking, Third Party Advisory
- https://github.com/gpac/gpac/issues/1911Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-41456?
There is a stack buffer overflow in MP4Box v1.0.1 at src/filters/dmx_nhml.c:1004 in the nhmldmx_send_sample() function szXmlTo parameter which leads to a denial of service vulnerability.
How severe is CVE-2021-41456?
CVE-2021-41456 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.
How do I fix CVE-2021-41456?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-41456?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST