FKIE_CVE-2020-24370

Vulnerability from fkie_nvd - Published: 2020-08-17 17:15 - Updated: 2025-05-05 14:12
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).
References
cve@mitre.orghttp://lua-users.org/lists/lua-l/2020-07/msg00324.htmlExploit, Mailing List, Vendor Advisory
cve@mitre.orghttps://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7bPatch, Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2020/09/msg00019.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2023/06/msg00031.htmlThird Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2020-07/msg00324.htmlExploit, Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7bPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/09/msg00019.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/06/msg00031.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/Third Party Advisory
Impacted products
Vendor Product Version
lua lua 5.2.0
lua lua 5.2.0
lua lua 5.2.0
lua lua 5.2.1
lua lua 5.2.2
lua lua 5.2.3
lua lua 5.3.0
lua lua 5.3.0
lua lua 5.3.0
lua lua 5.3.1
lua lua 5.3.2
lua lua 5.3.3
lua lua 5.3.4
lua lua 5.3.5
lua lua 5.4.0
lua lua 5.4.0
lua lua 5.4.0
fedoraproject fedora 31
fedoraproject fedora 32
debian debian_linux 9.0
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31)."
    },
    {
      "lang": "es",
      "value": "El archivo ldebug.c en Lua versi\u00f3n 5.4.0, permite un desbordamiento de negaci\u00f3n y un error de segmentaci\u00f3n en getlocal y setlocal, como es demostrado por getlocal (3,2^31)."
    }
  ],
  "id": "CVE-2020-24370",
  "lastModified": "2025-05-05T14:12:47.407",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
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  "published": "2020-08-17T17:15:13.877",
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  "vulnStatus": "Analyzed",
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          "value": "CWE-191"
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      "source": "nvd@nist.gov",
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.