CVE-2023-6861 (GCVE-0-2023-6861)
Vulnerability from cvelistv5 – Published: 2023-12-19 13:38 – Updated: 2025-02-13 17:26
VLAI
EPSS
VEX
Summary
The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Severity
8.8 (High)
CWE
- Heap buffer overflow affected nsWindow::PickerOpen(void) in headless mode
Assigner
References
9 references
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mozilla | Firefox ESR |
Affected:
unspecified , < 115.6
(custom)
|
guessed | |
| Mozilla | Thunderbird |
Affected:
unspecified , < 115.6
(custom)
|
guessed | |
| Mozilla | Firefox |
Affected:
unspecified , < 121
(custom)
|
guessed |
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"current_release_date": "2025-11-21T14:56:39+00:00",
"cve": "CVE-2023-6861",
"id": "CVE-2023-6861",
"initial_release_date": "2023-12-19T00:00:00+00:00",
"product_status:fixed": "311",
"product_status:known_affected": "4",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Mozilla: Heap buffer overflow affected \u003ccode\u003ensWindow::PickerOpen(void)\u003c/code\u003e in headless mode",
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"id": "CVE-2023-6861",
"initial_release_date": "2023-12-20T02:09:28Z",
"product_status:known_affected": "36",
"product_status:recommended": "258",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2023-6861",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2023-6861.json",
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}
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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.
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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
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