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CVE-2020-10878 (GCVE-0-2020-10878)

Vulnerability from cvelistv5 – Published: 2020-06-05 13:27 – Updated: 2024-08-04 11:14
VLAI
Summary
Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
Severity
8.6 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CWE
  • n/a
Assigner
References
Show details on NVD website
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      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-190\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-10878\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2020-06-05T14:15:10.527\",\"lastModified\":\"2024-11-21T04:56:16.367\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Perl before 5.30.3 has an integer overflow related to mishandling of a \\\"PL_regkind[OP(n)] == NOTHING\\\" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.\"},{\"lang\":\"es\",\"value\":\"Perl versiones anteriores a 5.30.3, presenta un desbordamiento de enteros relacionado con un manejo inapropiado de una situaci\u00f3n \\\"PL_regkind[OP(n)] == NOTHING\\\". 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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-04-21T13:30:40+00:00",
      "cve": "CVE-2020-10878",
      "id": "CVE-2020-10878",
      "initial_release_date": "2020-06-02T00:00:00+00:00",
      "product_status:fixed": "1435",
      "product_status:known_affected": "75",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-10878.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-13T23:59:55Z",
      "cve": "CVE-2020-10878",
      "id": "CVE-2020-10878",
      "initial_release_date": "2023-02-15T04:00:08Z",
      "product_status:known_affected": "321",
      "product_status:known_not_affected": "95",
      "product_status:recommended": "520",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-10878",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-10878.json",
      "version": "53"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.