CVE-2022-43282
CVE-2022-43282 is a high-severity vulnerability in Webassembly Wabt with a CVSS 3.x base score of 7.1. 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-125.
Key facts
- Severity: High (CVSS 3.x base score 7.1)
- EPSS exploit prediction: 0% (22nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Webassembly Wabt
- Published:
- Last modified:
Description
wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component OnReturnCallIndirectExpr->GetReturnCallDropKeepCount.
Frequently asked questions
- What is CVE-2022-43282?
- wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component OnReturnCallIndirectExpr->GetReturnCallDropKeepCount.
- How severe is CVE-2022-43282?
- CVE-2022-43282 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.
- Is CVE-2022-43282 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-43282?
- CVE-2022-43282 affects Webassembly Wabt. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-43282?
- 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.
- When was CVE-2022-43282 published?
- CVE-2022-43282 was published on 2022-10-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:webassembly:wabt:1.0.29:*:*:*:*:*:*:*
More vulnerabilities in Webassembly Wabt
- CVE-2022-43280 — High (CVSS 7.1): wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component…
- CVE-2025-2368 — Medium (CVSS 6.3): A vulnerability was found in WebAssembly wabt 1.0.36 and classified as critical. This issue affects the function…
- CVE-2023-27119 — Medium (CVSS 5.5): WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::Decompiler::WrapChild.
- CVE-2022-43283 — Medium (CVSS 5.5): wasm2c v1.0.29 was discovered to contain an abort in CWriter::Write.
- CVE-2025-15412 — Medium (CVSS 5.3): A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function…
- CVE-2025-15411 — Medium (CVSS 5.3): A weakness has been identified in WebAssembly wabt up to 1.0.39. This vulnerability affects the function…
All CVEs affecting Webassembly Wabt →
Other CWE-125 (Out-of-bounds Read) vulnerabilities
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- CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
- CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
- CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
- CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…