FKIE_CVE-2014-7817
Vulnerability from fkie_nvd - Published: 2014-11-24 15:59 - Updated: 2026-06-17 00:15
Severity
Summary
The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| canonical | ubuntu_linux | 10.04 | |
| canonical | ubuntu_linux | 12.04 | |
| canonical | ubuntu_linux | 14.04 | |
| canonical | ubuntu_linux | 14.10 | |
| debian | debian_linux | 7.0 | |
| gnu | glibc | 2.21 | |
| opensuse | opensuse | 13.1 | |
| opensuse | opensuse | 13.2 |
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"source": "secalert@redhat.com"
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"value": "The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing \"$((`...`))\"."
},
{
"lang": "es",
"value": "La funci\u00f3n wordexp en GNU C Library (tambi\u00e9n conocido como glibc) 2.21 no fuerza el indicador WRDE_NOCMD, lo que permite a atacantes dependientes de contexto ejecutar comandos arbitrarios, tal y como fue demostrado por entradas que contienen \u0027$((`...`))\u0027."
}
],
"id": "CVE-2014-7817",
"lastModified": "2026-06-17T00:15:44.850",
"metrics": {
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"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.6,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
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"exploitabilityScore": 3.9,
"impactScore": 6.4,
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"source": "nvd@nist.gov",
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"published": "2014-11-24T15:59:01.637",
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"url": "https://security.gentoo.org/glsa/201602-02"
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"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=17625"
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"url": "https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c"
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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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