How severe is CVE-2024-49777?

CVE-2024-49777 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-49777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-49777?

CVE-2024-49777 affects Justdan96 Tsmuxer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-49777?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-49777 have an EU (EUVD) identifier?

Yes. CVE-2024-49777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43556.

When was CVE-2024-49777 published?

CVE-2024-49777 was published on 2024-11-14 and last updated on 2026-06-17.

CVE-2024-49777

CVE-2024-49777 is a high-severity vulnerability in Justdan96 Tsmuxer with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-43556
Weakness: CWE-120
Affected product: Justdan96 Tsmuxer
Published: 2024-11-14
Last modified: 2026-06-17

Description

A heap-based buffer overflow in tsMuxer version nightly-2024-03-14-01-51-12 allows attackers to cause Denial of Service (DoS), Information Disclosure and Code Execution via a crafted MKV video file.

Frequently asked questions

What is CVE-2024-49777?: A heap-based buffer overflow in tsMuxer version nightly-2024-03-14-01-51-12 allows attackers to cause Denial of Service (DoS), Information Disclosure and Code Execution via a crafted MKV video file.
How severe is CVE-2024-49777?: CVE-2024-49777 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-49777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-49777?: CVE-2024-49777 affects Justdan96 Tsmuxer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-49777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-49777 have an EU (EUVD) identifier?: Yes. CVE-2024-49777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43556.
When was CVE-2024-49777 published?: CVE-2024-49777 was published on 2024-11-14 and last updated on 2026-06-17.

References

https://github.com/justdan96/tsMuxer/issues/842

Affected products (1)

cpe:2.3:a:justdan96:tsmuxer:nightly-2024-03-14-01-51-12:*:*:*:*:*:*:*

More vulnerabilities in Justdan96 Tsmuxer

CVE-2024-49778 — High (CVSS 8.8): A heap-based buffer overflow in tsMuxer version nightly-2024-05-12-02-01-18 allows attackers to cause Denial of Service…
CVE-2024-41209 — High (CVSS 8.8): A heap-based buffer overflow in tsMuxer version nightly-2024-03-14-01-51-12 allows attackers to cause Denial of Service…
CVE-2023-45510 — High (CVSS 7.5): tsMuxer version git-2539d07 was discovered to contain an alloc-dealloc-mismatch (operator new [] vs operator delete)…
CVE-2024-49776 — Medium (CVSS 6.5): A negative-size-param in tsMuxer version nightly-2024-04-05-01-53-02 allows attackers to cause Denial of Service (DoS)…
CVE-2024-41217 — Medium (CVSS 6.5): A heap-based buffer overflow in tsMuxer version nightly-2024-05-10-02-00-45 allows attackers to cause Denial of Service…
CVE-2024-41206 — Medium (CVSS 6.5): A stack-based buffer over-read in tsMuxer version nightly-2024-03-14-01-51-12 allows attackers to cause Information…

All CVEs affecting Justdan96 Tsmuxer →

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