CVE-2024-34249
CVE-2024-34249 is a critical-severity vulnerability in Wasm3 Project Wasm3 with a CVSS 3.x base score of 9.8. 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-122.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-34711
- Weakness: CWE-122
- Affected product: Wasm3 Project Wasm3
- Published:
- Last modified:
Description
wasm3 v0.5.0 was discovered to contain a heap buffer overflow which leads to segmentation fault via the function "DeallocateSlot" in wasm3/source/m3_compile.c.
Frequently asked questions
- What is CVE-2024-34249?
- wasm3 v0.5.0 was discovered to contain a heap buffer overflow which leads to segmentation fault via the function "DeallocateSlot" in wasm3/source/m3_compile.c.
- How severe is CVE-2024-34249?
- CVE-2024-34249 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-34249 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-34249?
- CVE-2024-34249 affects Wasm3 Project Wasm3. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-34249?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2024-34249 have an EU (EUVD) identifier?
- Yes. CVE-2024-34249 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-34711.
- When was CVE-2024-34249 published?
- CVE-2024-34249 was published on 2024-05-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*
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