CVE-2024-58397

MEDIUMPre-NVD 6.16.1
EchelonGraph scoreHIGH confidence

“—” beside the score: it is equal to the CVSS score beside it.

Score 6.1 from GitHub Security Advisory published 2026-10-16. A secondary CVSS source baseline 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: EPSS, GitHub Security Advisory, a secondary CVSS source
Elevated

Also known asEUVD-2024-55802 (ENISA EUVD) · GHSA-rpfq-3w7q-qcrv (GitHub Security Advisories)Source: ENISA EUVD

6.1EG
EchelonGraph verdictPlan mitigationNo fix is confirmed yet: check the vendor's advisory for a fixed release; until one is applied, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule (the SSVC decision on this page).
  • CISA's Vulnrichment rates exploitation as PoC; EchelonGraph holds no exploit-code reference for it
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 6.1Exploit: No code on recordExposed services: Not assessed

No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.

The CVE record's CNA (VulnCheck) lists enzo1982 mp4v2 versions up to and including 2.1.3 as affected. No release containing a fix is confirmed on record.

MP4v2 through 2.1.3 contains a heap-based out-of-bounds read in MP4File::GetChapters() that allows attackers to read past heap allocations via crafted QuickTime chapter samples. Attackers can supply an MP4 file whose chapter sample is shorter than its declared title length, crashing applications like mp4chaps or leaking adjacent heap memory into chapter titles.

CVSS v3
6.1
EG Score
6.1MEDIUMhigh confidence
EG Risk
43
EG Risk 43/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity61% × 45%
Impact severity (EG Severity): CVSS 6.1 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation40% × 40%
EchelonGraph's fixed weight for EG-KEV Tier 3 (Elevated): a constant, not a probability.
Automatability0% × 15%
CISA's SSVC Automatable value: no (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at low or medium mission impact; Track* at high (mission-essential systems).
Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: No fix is confirmed yet. Check the vendor's advisory for a fixed release; until one is applied, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule.
EPSS PROB
0.2%
EPSS %ILE
9th
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (6.1): severity, escalated by confirmed exploitation. This CVE's 6.1 is its impact severity (EG Severity), not escalated.

EG Severity
6.1 MEDIUMCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.GitHub Security Advisory CVSS
EG Likelihood
0.2% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-10-27). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at low or medium mission impact; Track* at high (mission-essential systems).CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.No released fix is confirmed on this page, but CISA's timeline does not wait for a fix's release: it starts when an agency identifies the flaw on an asset and updates the CDM Agency and Federal Dashboard, and the directive counts patching, decommissioning the system or another action as remediation. Until a fixed release is applied, mitigate as this page's verdict says. In the directive's words, “Fix on system upgrade” means that, “unless conditions change”, the vulnerability “should be remediated the next time the vulnerable asset receives a scheduled major upgrade or rebuild”: its timelines are “dynamic as facts change”, and a KEV listing shortens them.Each input and its source, and whom BOD 26-04 binds: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Check the vendor's advisory for a fixed release; until one is applied, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.

No released fix is confirmed on this page, but CISA's timeline does not wait for a fix's release: it starts when an agency identifies the flaw on an asset and updates the CDM Agency and Federal Dashboard, and the directive counts patching, decommissioning the system or another action as remediation. Until a fixed release is applied, mitigate as this page's verdict says. In the directive's words, “Fix on system upgrade” means that, “unless conditions change”, the vulnerability “should be remediated the next time the vulnerable asset receives a scheduled major upgrade or rebuild”: its timelines are “dynamic as facts change”, and a KEV listing shortens them.

The score's inputs: In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

October 15, 2026

Last Modified

October 27, 2026

Advisory Details (5)

Auto-updated Oct 15, 2026
No fix on record yet.
Web page

MP4v2 through 2.1.3 Heap Out-of-Bounds Read via MP4File::GetChapters | Advisories | VulnCheck

https://www.vulncheck.com/advisories/mp4v2-through-2.1.3-heap-out-of-bounds-read-via-mp4file-getchapters
Web page

mp4v2 2.1.3: heap out-of-bounds read in MP4GetChapters when parsing a QuickTime chapter title - HackMD

https://hackmd.io/@haind-pwn/mp4v2-getchapters-oob-read
Web page

SEGV on unknown address mp4file.cpp:2662 in MP4File::GetChapters · Issue #53 · enzo1982/mp4v2 · GitHub

https://github.com/enzo1982/mp4v2/issues/53
Web page

mp4v2/src/mp4file.cpp at f4c2f1b87446100728472d80fd1161d2f8e830b2 · enzo1982/mp4v2 · GitHub

https://github.com/enzo1982/mp4v2/blob/f4c2f1b87446100728472d80fd1161d2f8e830b2/src/mp4file.cpp#L2618-L2627
Web page

GitHub - enzo1982/mp4v2: Reviving the MP4v2 project... · GitHub

https://github.com/enzo1982/mp4v2

Vendor Advisories for CVE-2024-58397(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 7× in last 7d / 34× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.

  1. 2026-11-03 16:43 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  2. 2026-11-02 16:41 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  3. 2026-11-01 16:32 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  4. 2026-10-31 16:30 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  5. 2026-10-30 16:32 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  6. 2026-10-29 16:31 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  7. 2026-10-28 16:30 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  8. 2026-10-27 19:26 UTCEG score recompute
  9. 2026-10-27 19:26 UTCGHSA enrichmentGHSA-rpfq-3w7q-qcrv · GitHub CVSS 6.1
  10. 2026-10-27 16:30 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  11. 2026-10-26 16:29 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  12. 2026-10-25 16:53 UTCEG score recompute
  13. 2026-10-25 16:30 UTCEPSS rescoreEPSS 0.2% · 9th percentile
  14. 2026-10-24 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  15. 2026-10-24 02:52 UTCEG score recompute
  16. 2026-10-24 02:52 UTCGHSA enrichmentGHSA-rpfq-3w7q-qcrv · GitHub CVSS 6.1
  17. 2026-10-23 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  18. 2026-10-22 16:31 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  19. 2026-10-21 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  20. 2026-10-20 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  21. 2026-10-19 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  22. 2026-10-18 16:30 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  23. 2026-10-18 05:57 UTCEG score recompute
  24. 2026-10-17 16:31 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  25. 2026-10-16 20:26 UTCEG score recompute
Show 9 more
  1. 2026-10-16 20:26 UTCGHSA enrichmentGHSA-rpfq-3w7q-qcrv · GitHub CVSS 6.1
  2. 2026-10-16 19:54 UTCEG score recompute
  3. 2026-10-16 19:53 UTCGHSA enrichmentGHSA-rpfq-3w7q-qcrv · GitHub CVSS 6.1
  4. 2026-10-16 18:49 UTCEG score recompute
  5. 2026-10-16 18:48 UTCGHSA enrichmentGHSA-rpfq-3w7q-qcrv · GitHub CVSS 6.1
  6. 2026-10-16 16:37 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  7. 2026-10-15 23:23 UTCEG score recompute
  8. 2026-10-15 21:52 UTCEG score recomputeFirst assessed: 6.1 MEDIUM
  9. 2026-10-15 21:49 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2024-58397?
CVE-2024-58397 is a medium-severity vulnerability; its CVE record was published on October 15, 2026. MP4v2 through 2.1.3 contains a heap-based out-of-bounds read in MP4File::GetChapters() that allows attackers to read past heap allocations via crafted QuickTime chapter samples. Attackers can supply an MP4 file whose chapter sample is shorter than its declared title length, crashing applications…
When was CVE-2024-58397 made public?
CVE-2024-58397 was made public on September 21, 2024: that is the date its CVE record's CNA, VulnCheck, gives for when the vulnerability was made public. The CVE record itself was published on October 15, 2026. EchelonGraph's copy of the record carries a last-modified date of October 27, 2026; the record at its source may have been updated since.
Is CVE-2024-58397 actively exploited?
CVE-2024-58397 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (9th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2024-58397?
CVE-2024-58397 has a CVSS base score of 6.1 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2024-58397?
No fix for CVE-2024-58397 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The CVE record's CNA (VulnCheck) lists enzo1982 mp4v2 versions up to and including 2.1.3 as affected. No release containing a fix is confirmed on record. The vendor advisories EchelonGraph has for CVE-2024-58397 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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