CVE-2014-2957 (GCVE-0-2014-2957)
Vulnerability from cvelistv5 – Published: 2014-09-04 17:00 – Updated: 2024-08-06 10:28
VLAI
EPSS
VEX
Summary
The dmarc_process function in dmarc.c in Exim before 4.82.1, when EXPERIMENTAL_DMARC is enabled, allows remote attackers to execute arbitrary code via the From header in an email, which is passed to the expand_string function.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://lists.exim.org/lurker/message/20140528.12… | mailing-listx_refsource_MLIST |
| http://git.exim.org/exim.git/commitdiff/5b7a7c051… | x_refsource_CONFIRM |
| http://www.openwall.com/lists/oss-security/2021/05/04/7 | mailing-listx_refsource_MLIST |
Date Public
2014-05-26 00:00
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The dmarc_process function in dmarc.c in Exim before 4.82.1, when EXPERIMENTAL_DMARC is enabled, allows remote attackers to execute arbitrary code via the From header in an email, which is passed to the expand_string function."
},
{
"lang": "es",
"value": "La funci\u00f3n dmarc_process en dmarc.c en Exim anterior a 4.82.1, cuando EXPERIMENTAL_DMARC est\u00e1 habilitado, permite a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de la cabecera Desde en un email, lo cual es pasado a la funci\u00f3n expand_string."
}
],
"id": "CVE-2014-2957",
"lastModified": "2026-05-06T22:30:45.220",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-09-04T17:55:05.013",
"references": [
{
"source": "cret@cert.org",
"url": "http://git.exim.org/exim.git/commitdiff/5b7a7c051c9ab9ee7c924a611f90ef2be03e0ad0"
},
{
"source": "cret@cert.org",
"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7"
},
{
"source": "cret@cert.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://lists.exim.org/lurker/message/20140528.122536.a31d60a4.en.html"
},
{
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"url": "http://git.exim.org/exim.git/commitdiff/5b7a7c051c9ab9ee7c924a611f90ef2be03e0ad0"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"Vendor Advisory"
],
"url": "https://lists.exim.org/lurker/message/20140528.122536.a31d60a4.en.html"
}
],
"sourceIdentifier": "cret@cert.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Critical",
"current_release_date": "2025-11-21T12:28:02+00:00",
"cve": "CVE-2014-2957",
"id": "CVE-2014-2957",
"initial_release_date": "2014-05-28T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "exim: remote arbitrary code execution via DMARC code parsing",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-2957.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "critical",
"current_release_date": "2025-03-16T12:17:56Z",
"cve": "CVE-2014-2957",
"id": "CVE-2014-2957",
"initial_release_date": "2023-02-15T05:29:27Z",
"product_status:recommended": "3",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2014-2957",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2014-2957.json",
"version": "4"
}
}
}
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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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