CVE-2023-46331
CVE-2023-46331 is a medium-severity vulnerability in Webassembly Webassembly Binary Toolkit 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-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (11th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Webassembly Webassembly Binary Toolkit
- Published:
- Last modified:
Description
WebAssembly wabt 1.0.33 has an Out-of-Bound Memory Read in in DataSegment::IsValidRange(), which lead to segmentation fault.
Frequently asked questions
- What is CVE-2023-46331?
- WebAssembly wabt 1.0.33 has an Out-of-Bound Memory Read in in DataSegment::IsValidRange(), which lead to segmentation fault.
- How severe is CVE-2023-46331?
- CVE-2023-46331 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-2023-46331 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-46331?
- CVE-2023-46331 affects Webassembly Webassembly Binary Toolkit. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-46331?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-46331 published?
- CVE-2023-46331 was published on 2023-10-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:webassembly:webassembly_binary_toolkit:1.0.33:*:*:*:*:*:*:*
More vulnerabilities in Webassembly Webassembly Binary Toolkit
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- CVE-2023-46332 — Medium (CVSS 5.5): WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.
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