FKIE_CVE-2018-17942
Vulnerability from fkie_nvd - Published: 2018-10-03 08:29 - Updated: 2026-06-17 01:46
Severity
Summary
The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.
References
{
"affected": [
{
"affectedData": [
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"vendor": "n/a",
"versions": [
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"status": "affected",
"version": "n/a"
}
]
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"source": "cve@mitre.org"
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"configurations": [
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"lang": "en",
"value": "The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing \u0027\\0\u0027 character during %f processing."
},
{
"lang": "es",
"value": "La funci\u00f3n convert_to_decimal en vasnprintf.c en Gnulib en versiones anteriores al 2018-09-23 tiene un desbordamiento de b\u00fafer basado en memoria din\u00e1mica (heap) debido a que la memoria no se asigna para un car\u00e1cter \"\\0\" final durante el procesamiento de %f."
}
],
"id": "CVE-2018-17942",
"lastModified": "2026-06-17T01:46:34.520",
"metrics": {
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"baseSeverity": "MEDIUM",
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"accessVector": "NETWORK",
"authentication": "NONE",
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"baseScore": 6.8,
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"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
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"published": "2018-10-03T08:29:00.430",
"references": [
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"url": "https://github.com/coreutils/gnulib/commit/278b4175c9d7dd47c1a3071554aac02add3b3c35"
},
{
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},
{
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},
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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"description": [
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"lang": "en",
"value": "CWE-787"
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"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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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