fkie_cve-2023-4577
Vulnerability from fkie_nvd
Published
2023-09-11 09:15
Modified
2024-11-21 08:35
Severity ?
Summary
When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| security@mozilla.org | https://bugzilla.mozilla.org/show_bug.cgi?id=1847397 | Issue Tracking, Permissions Required | |
| security@mozilla.org | https://www.mozilla.org/security/advisories/mfsa2023-34/ | Vendor Advisory | |
| security@mozilla.org | https://www.mozilla.org/security/advisories/mfsa2023-36/ | Vendor Advisory | |
| security@mozilla.org | https://www.mozilla.org/security/advisories/mfsa2023-38/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.mozilla.org/show_bug.cgi?id=1847397 | Issue Tracking, Permissions Required | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.mozilla.org/security/advisories/mfsa2023-34/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.mozilla.org/security/advisories/mfsa2023-36/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.mozilla.org/security/advisories/mfsa2023-38/ | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| mozilla | firefox | * | |
| mozilla | firefox_esr | * | |
| mozilla | thunderbird | * |
{
"configurations": [
{
"nodes": [
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"cpeMatch": [
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"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"matchCriteriaId": "97397EB0-B9CD-4C1F-B2DC-92F03D4DC61B",
"versionEndExcluding": "117.0",
"vulnerable": true
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"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3DB778E6-50ED-4395-AFA5-A0043AEB4382",
"versionEndExcluding": "115.2",
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"operator": "OR"
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox \u003c 117, Firefox ESR \u003c 115.2, and Thunderbird \u003c 115.2."
},
{
"lang": "es",
"value": "Cuando `UpdateRegExpStatics` intent\u00f3 acceder a `initialStringHeap`, es posible que ya se haya recolectado basura antes de ingresar a la funci\u00f3n, lo que podr\u00eda haber provocado un bloqueo explotable. Esta vulnerabilidad afecta a Firefox \u0026lt; 117, Firefox ESR \u0026lt; 115.2 y Thunderbird \u0026lt; 115.2."
}
],
"id": "CVE-2023-4577",
"lastModified": "2024-11-21T08:35:28.063",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-09-11T09:15:09.287",
"references": [
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1847397"
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],
"sourceIdentifier": "security@mozilla.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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