CVE-2018-16770

mediumpriority · track · 35EPSS 0.013 · 70 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.27% (70th) EPSS

CVSS 6.8 · medium

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

In WAVM through 2018-07-26, a crafted file sent to the WebAssembly Virtual Machine may cause a denial of service (application crash) or possibly have unspecified other impact because a certain new_allocator allocate call fails.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.08.8highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400USLLM-inferredCWE-789USLLM-inferred

affected products (2)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
webassembly virtual machine project webassembly virtual machine≤ 2018-07-26nvdUScpe:2.3:a:webassembly_virtual_machine_project:webassembly_virtual_machine:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-09-10modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

https://github.com/AndrewScheidecker/WAVM/issues/100 cnnvd
https://github.com/WAVM/WAVM/commit/88901f515facaf3698af9a6b53aef30322ae52c8Patchcnnvd
https://github.com/AndrewScheidecker/WAVM/issues/100 enisa_euvd
https://github.com/AndrewScheidecker/WAVM/issues/100ExploitIssue TrackingPatchThird Party Advisorynvd

scry

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