FKIE_CVE-2019-17008
Vulnerability from fkie_nvd - Published: 2020-01-08 22:15 - Updated: 2026-06-17 02:23
Severity
Summary
When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| mozilla | firefox | * | |
| mozilla | firefox_esr | * | |
| mozilla | thunderbird | * | |
| opensuse | leap | 15.1 |
{
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"vendor": "Mozilla",
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"status": "affected",
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}
]
},
{
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{
"status": "affected",
"version": "before 68.3"
}
]
},
{
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"vendor": "Mozilla",
"versions": [
{
"status": "affected",
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}
]
}
],
"source": "security@mozilla.org"
}
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 68.3, Firefox ESR \u003c 68.3, and Firefox \u003c 71."
},
{
"lang": "es",
"value": "Cuando se usan trabajadores anidados, puede ocurrir un uso de la memoria previamente liberada durante la destrucci\u00f3n del trabajador. Esto result\u00f3 en un bloqueo explotable potencialmente. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a la versi\u00f3n 68.3, Firefox ESR versiones anteriores a la versi\u00f3n 68.3 y Firefox versiones anteriores a la versi\u00f3n 71."
}
],
"id": "CVE-2019-17008",
"lastModified": "2026-06-17T02:23:08.427",
"metrics": {
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}
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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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