CVE-2018-5099 (GCVE-0-2018-5099)
Vulnerability from cvelistv5 – Published: 2018-06-11 21:00 – Updated: 2024-08-05 05:26
VLAI
EPSS
VEX
Summary
A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
Severity
9.8 (Critical)
CWE
- Use-after-free with widget listener
Assigner
References
13 references
| URL | Tags |
|---|---|
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| http://www.securitytracker.com/id/1040270 | vdb-entryx_refsource_SECTRACK |
| https://lists.debian.org/debian-lts-announce/2018… | mailing-listx_refsource_MLIST |
| http://www.securityfocus.com/bid/102783 | vdb-entryx_refsource_BID |
| https://www.debian.org/security/2018/dsa-4096 | vendor-advisoryx_refsource_DEBIAN |
| https://access.redhat.com/errata/RHSA-2018:0262 | vendor-advisoryx_refsource_REDHAT |
| https://usn.ubuntu.com/3544-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://access.redhat.com/errata/RHSA-2018:0122 | vendor-advisoryx_refsource_REDHAT |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://lists.debian.org/debian-lts-announce/2018… | mailing-listx_refsource_MLIST |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1416878 | x_refsource_CONFIRM |
| https://www.debian.org/security/2018/dsa-4102 | vendor-advisoryx_refsource_DEBIAN |
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mozilla | Thunderbird |
Affected:
unspecified , < 52.6
(custom)
|
guessed | |
| Mozilla | Firefox ESR |
Affected:
unspecified , < 52.6
(custom)
|
guessed | |
| Mozilla | Firefox |
Affected:
unspecified , < 58
(custom)
|
guessed |
Date Public
2018-01-23 00:00
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"sourceIdentifier": "security@mozilla.org",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}]}]"
},
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"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2025-11-25T18:16:45+00:00",
"cve": "CVE-2018-5099",
"id": "CVE-2018-5099",
"initial_release_date": "2018-01-23T00:00:00+00:00",
"product_status:fixed": "265",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Mozilla: Use-after-free with widget listener (MFSA 2018-03)",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-5099.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-31T08:50:55Z",
"cve": "CVE-2018-5099",
"id": "CVE-2018-5099",
"initial_release_date": "2023-02-15T04:32:18Z",
"product_status:known_affected": "2",
"product_status:recommended": "404",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2018-5099",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-5099.json",
"version": "18"
}
}
}
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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.
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.
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