CVE-2014-4720 (GCVE-0-2014-4720)
Vulnerability from cvelistv5 – Published: 2014-07-06 23:00 – Updated: 2024-09-16 22:56
VLAI
EPSS
VEX
Summary
Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via vectors related to "backtracking into the phrase," a different vulnerability than CVE-2014-0477.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
2 references
| URL | Tags |
|---|---|
| http://seclists.org/oss-sec/2014/q2/563 | mailing-listx_refsource_MLIST |
| https://github.com/rjbs/Email-Address/blob/master… | x_refsource_CONFIRM |
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"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.889:*:*:*:*:perl:*:*",
"matchCriteriaId": "4A7D1330-AB55-479A-850F-42FD6FC91B6F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.890:*:*:*:*:perl:*:*",
"matchCriteriaId": "9845B6A0-692B-4EE1-B262-32C76CC2132B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.891:*:*:*:*:perl:*:*",
"matchCriteriaId": "C4A8584E-6656-472A-8A83-C3B1393F0C4B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.892:*:*:*:*:perl:*:*",
"matchCriteriaId": "4374F1BA-FB71-4A13-BF75-027AABE8F764",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.893:*:*:*:*:perl:*:*",
"matchCriteriaId": "931DBF2D-BD22-4ACA-A4DF-09D04ACBCAC1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.894:*:*:*:*:perl:*:*",
"matchCriteriaId": "7772EF79-F1B7-48B1-B35C-E60A4B71D2EA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.895:*:*:*:*:perl:*:*",
"matchCriteriaId": "3FFCC711-182C-47DC-9465-009EF50DE7F6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.896:*:*:*:*:perl:*:*",
"matchCriteriaId": "CAC690BA-CB11-4A9B-A8E6-4F713CD57DD7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.897:*:*:*:*:perl:*:*",
"matchCriteriaId": "CB6CC43F-81C6-46B6-8D69-75FA3BAC961F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.898:*:*:*:*:perl:*:*",
"matchCriteriaId": "37616FE4-8CDA-47AF-8645-3B892F2C6115",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.899:*:*:*:*:perl:*:*",
"matchCriteriaId": "95D3726D-CD58-428B-931D-44F8CAF511BC",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.900:*:*:*:*:perl:*:*",
"matchCriteriaId": "95071E16-03F9-4DA1-9979-B57587EB585B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.901:*:*:*:*:perl:*:*",
"matchCriteriaId": "81929F29-61B0-4413-918F-EFD39118B5E8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:email\\:\\:address_module_project:email\\:\\:address:1.902:*:*:*:*:perl:*:*",
"matchCriteriaId": "9D71F658-E454-4D66-8CCA-D6526EC4730F",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via vectors related to \"backtracking into the phrase,\" a different vulnerability than CVE-2014-0477."
},
{
"lang": "es",
"value": "El m\u00f3dulo Email::Address anterior a 1.904 para Perl utiliza una expresi\u00f3n regular ineficiente, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (consumo de CPU) a trav\u00e9s de vectores relacionados con \u0027retroceso hacia la frase,\u0027 una vulnerabilidad diferente a CVE-2014-0477."
}
],
"evaluatorComment": "\u003ca href=\"http://cwe.mitre.org/data/definitions/185.html\" target=\"_blank\"\u003eCWE-185: CWE-185: Incorrect Regular Expression\u003c/a\u003e",
"id": "CVE-2014-4720",
"lastModified": "2026-05-06T22:30:45.220",
"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,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-07-06T23:55:02.050",
"references": [
{
"source": "cve@mitre.org",
"url": "http://seclists.org/oss-sec/2014/q2/563"
},
{
"source": "cve@mitre.org",
"url": "https://github.com/rjbs/Email-Address/blob/master/Changes"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://seclists.org/oss-sec/2014/q2/563"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://github.com/rjbs/Email-Address/blob/master/Changes"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
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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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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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.
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