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CERTFR-2021-AVI-924
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans Mozilla Firefox et Firefox ESR. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Mozilla | Firefox ESR | Firefox ESR versions antérieures à 91.4.0 | ||
| Mozilla | Firefox ESR | Firefox versions antérieures à 95 |
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 91.4.0",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox versions ant\u00e9rieures \u00e0 95",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2021-43546",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43546"
},
{
"name": "CVE-2021-43540",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43540"
},
{
"name": "CVE-2021-43539",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43539"
},
{
"name": "CVE-2021-43537",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43537"
},
{
"name": "CVE-2021-43545",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43545"
},
{
"name": "CVE-2021-43541",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43541"
},
{
"name": "CVE-2021-43538",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43538"
},
{
"name": "CVE-2021-43536",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43536"
},
{
"name": "CVE-2021-43542",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43542"
},
{
"name": "CVE-2021-43543",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43543"
},
{
"name": "CVE-2021-43544",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-43544"
}
],
"initial_release_date": "2021-12-08T00:00:00",
"last_revision_date": "2021-12-08T00:00:00",
"links": [],
"reference": "CERTFR-2021-AVI-924",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-12-08T00:00:00.000000"
}
],
"risks": [
{
"description": "Injection de code indirecte \u00e0 distance (XSS)"
},
{
"description": "Ex\u00e9cution de code arbitraire"
},
{
"description": "D\u00e9ni de service"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Mozilla Firefox et\nFirefox ESR. Certaines d\u0027entre elles permettent \u00e0 un attaquant de\nprovoquer une ex\u00e9cution de code arbitraire, un d\u00e9ni de service et un\ncontournement de la politique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Mozilla Firefox et Firefox ESR",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2021-53 du 07 d\u00e9cembre 2021",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-53/"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2021-52 du 07 d\u00e9cembre 2021",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-52/"
}
]
}
CVE-2021-43537 (GCVE-0-2021-43537)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 03:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Heap buffer overflow when using structured clone
Summary
An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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CVE-2021-43539 (GCVE-0-2021-43539)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- GC rooting failure when calling wasm instance methods
Summary
Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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CVE-2021-43536 (GCVE-0-2021-43536)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 03:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- URL leakage when navigating while executing asynchronous function
Summary
Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
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CVE-2021-43541 (GCVE-0-2021-43541)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- External protocol handler parameters were unescaped
Summary
When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
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CVE-2021-43542 (GCVE-0-2021-43542)
Vulnerability from cvelistv5
Published
2021-12-08 21:19
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- XMLHttpRequest error codes could have leaked the existence of an external protocol handler
Summary
Using XMLHttpRequest, an attacker could have identified installed applications by probing error messages for loading external protocols. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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CVE-2021-43540 (GCVE-0-2021-43540)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- WebExtensions could have installed persistent ServiceWorkers
Summary
WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95.
References
| URL | Tags | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
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CVE-2021-43545 (GCVE-0-2021-43545)
Vulnerability from cvelistv5
Published
2021-12-08 21:19
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Denial of Service when using the Location API in a loop
Summary
Using the Location API in a loop could have caused severe application hangs and crashes. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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CVE-2021-43546 (GCVE-0-2021-43546)
Vulnerability from cvelistv5
Published
2021-12-08 21:19
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Cursor spoofing could overlay user interface when native cursor is zoomed
Summary
It was possible to recreate previous cursor spoofing attacks against users with a zoomed native cursor. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
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CVE-2021-43544 (GCVE-0-2021-43544)
Vulnerability from cvelistv5
Published
2021-12-08 21:19
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Receiving a malicious URL as text through a SEND intent could have led to XSS
Summary
When receiving a URL through a SEND intent, Firefox would have searched for the text, but subsequent usages of the address bar might have caused the URL to load unintentionally, which could lead to XSS and spoofing attacks. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95.
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
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CVE-2021-43538 (GCVE-0-2021-43538)
Vulnerability from cvelistv5
Published
2021-12-08 21:20
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Missing fullscreen and pointer lock notification when requesting both
Summary
By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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CVE-2021-43543 (GCVE-0-2021-43543)
Vulnerability from cvelistv5
Published
2021-12-08 21:19
Modified
2024-08-04 04:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Bypass of CSP sandbox directive when embedding
Summary
Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
| URL | Tags | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Thunderbird |
Version: unspecified < 91.4.0 |
||||||||||||
|
||||||||||||||
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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