CVE-2020-24342

mediumpriority · track · 31EPSS 0.011 · 65 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.08% (65th) EPSS

CVSS 6.8 · medium

Is it mine?

6 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–7.8

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

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · SICK PSIRT DE

v3.17.1highCVSS:3.1/AV:L/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-119USprimaryCWE-119US

affected products (6)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
fedoraproject fedora= 33nvdUScpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
lua lua= 5.4.0nvdUScpe:2.3:a:lua:lua:*:*:*:*:*:*:*:*
Bitnami lua5.4.0 → 5.4.1osvUSpkg:bitnami/lua
SICK multiScan1XX all Firmware versionsall versionsnot affectedsick_psirtDE
SICK picoScan1XX all Firmware versionsall versionsnot affectedsick_psirtDE

advisories (2)

Vendor and ecosystem advisories describing this.

SCA-2025-0006Vulnerability affecting picoScan and multiScan2025-04-28csaf · sick_psirtDE
SICK has identified a Denial of Service vulnerability (CVE-2025-32472) in picoScan and multiScan, which can cause the web page to become unresponsive. Due to their architectural design, these products are not affected by the other vulnerabilities listed in this advisory. Currently SICK is not aware of any public exploits specifically targeting the vulnerability. SICK recommends applying the mitigation for CVE-2025-32472.
BIT-lua-2020-243422024-03-06vendor · osvUS
Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv sick_psirt NVD CVE.org MITRE

published 2020-08-13modified 2026-06-17

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+21039 more

references (10)

External citations — patches, advisories, analysis.

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