CVE-2022-28966
CVE-2022-28966 is a medium-severity vulnerability in Wasm3 Project Wasm3 with a CVSS 3.x base score of 5.5. 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-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (44th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Wasm3 Project Wasm3
- Published:
- Last modified:
Description
Wasm3 0.5.0 has a heap-based buffer overflow in NewCodePage in m3_code.c (called indirectly from Compile_BranchTable in m3_compile.c).
Frequently asked questions
- What is CVE-2022-28966?
- Wasm3 0.5.0 has a heap-based buffer overflow in NewCodePage in m3_code.c (called indirectly from Compile_BranchTable in m3_compile.c).
- How severe is CVE-2022-28966?
- CVE-2022-28966 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-28966 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-28966?
- CVE-2022-28966 affects Wasm3 Project Wasm3. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-28966?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-28966 published?
- CVE-2022-28966 was published on 2022-04-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*
More vulnerabilities in Wasm3 Project Wasm3
- CVE-2024-34249 — Critical (CVSS 9.8): wasm3 v0.5.0 was discovered to contain a heap buffer overflow which leads to segmentation fault via the function…
- CVE-2024-27530 — High (CVSS 8.4): wasm3 139076a contains a Use-After-Free in ForEachModule.
- CVE-2024-27529 — High (CVSS 8.4): wasm3 139076a contains memory leaks in Read_utf8.
- CVE-2024-27528 — High (CVSS 8.4): wasm3 139076a suffers from Invalid Memory Read, leading to DoS and potential Code Execution.
- CVE-2022-28990 — High (CVSS 7.8): WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.
- CVE-2024-27527 — High (CVSS 7.5): wasm3 139076a is vulnerable to Denial of Service (DoS).
All CVEs affecting Wasm3 Project Wasm3 →
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