CVE-2018-18311 (GCVE-0-2018-18311)
Vulnerability from cvelistv5 – Published: 2018-12-07 21:00 – Updated: 2024-08-05 11:08
VLAI
EPSS
VEX
Summary
Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.
Severity
9.8 (Critical)
CWE
- n/a
Assigner
References
28 references
Date Public
2018-11-29 00:00
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"descriptions": "[{\"lang\": \"en\", \"value\": \"Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.\"}, {\"lang\": \"es\", \"value\": \"Perl, en versiones anteriores a la 5.26.3 y versiones 5.28.0.x anteriores a la 5.28.1, tiene un desbordamiento de b\\u00fafer mediante una expresi\\u00f3n regular manipulada que desencadena operaciones inv\\u00e1lidas de escritura.\"}]",
"id": "CVE-2018-18311",
"lastModified": "2024-11-21T03:55:40.773",
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"published": "2018-12-07T21:29:00.407",
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"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-190\"}, {\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
},
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"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2026-06-28T11:21:58+00:00",
"cve": "CVE-2018-18311",
"id": "CVE-2018-18311",
"initial_release_date": "2018-11-29T00:00:00+00:00",
"product_status:fixed": "934",
"product_status:known_affected": "52",
"product_status:known_not_affected": "55",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "perl: Integer overflow leading to buffer overflow in Perl_my_setenv()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-18311.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-07-25T18:12:22Z",
"cve": "CVE-2018-18311",
"id": "CVE-2018-18311",
"initial_release_date": "2023-02-15T04:22:59Z",
"product_status:known_affected": "320",
"product_status:known_not_affected": "95",
"product_status:recommended": "506",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2018-18311",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-18311.json",
"version": "50"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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