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CERTFR-2021-AVI-713
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans Apache httpd. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneReferences
| Title | Publication Time | Tags | |||
|---|---|---|---|---|---|
|
|||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Apache httpd versions ant\u00e9rieures \u00e0 2.4.49",
"product": {
"name": "N/A",
"vendor": {
"name": "Apache",
"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-2021-36160",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-36160"
},
{
"name": "CVE-2021-39275",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-39275"
},
{
"name": "CVE-2021-34798",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-34798"
},
{
"name": "CVE-2021-33193",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-33193"
},
{
"name": "CVE-2021-40438",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-40438"
}
],
"initial_release_date": "2021-09-16T00:00:00",
"last_revision_date": "2021-09-16T00:00:00",
"links": [],
"reference": "CERTFR-2021-AVI-713",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-09-16T00:00:00.000000"
}
],
"risks": [
{
"description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Apache httpd. Elles\npermettent \u00e0 un attaquant de provoquer un probl\u00e8me de s\u00e9curit\u00e9 non\nsp\u00e9cifi\u00e9 par l\u0027\u00e9diteur.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Apache httpd",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Apache CHANGES_2.4.49 du 16 septembre 2021",
"url": "https://downloads.apache.org/httpd/CHANGES_2.4.49"
}
]
}
CVE-2021-39275 (GCVE-0-2021-39275)
Vulnerability from cvelistv5
Published
2021-09-16 14:40
Modified
2024-08-04 02:06
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Buffer Overflow
Summary
ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server |
Version: Apache HTTP Server 2.4 < |
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CVE-2021-34798 (GCVE-0-2021-34798)
Vulnerability from cvelistv5
Published
2021-09-16 14:40
Modified
2024-08-04 00:26
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-476 - NULL Pointer Dereference
Summary
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server |
Version: Apache HTTP Server 2.4 < |
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CVE-2021-36160 (GCVE-0-2021-36160)
Vulnerability from cvelistv5
Published
2021-09-16 14:40
Modified
2024-08-04 00:47
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-125 - out of bound read
Summary
A carefully crafted request uri-path can cause mod_proxy_uwsgi to read above the allocated memory and crash (DoS). This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 (inclusive).
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server |
Version: Apache HTTP Server 2.4 < |
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CVE-2021-40438 (GCVE-0-2021-40438)
Vulnerability from cvelistv5
Published
2021-09-16 14:40
Modified
2025-10-21 23:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-918 - Server Side Request Forgery (SSRF)
Summary
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server |
Version: Apache HTTP Server 2.4 < |
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CVE-2021-33193 (GCVE-0-2021-33193)
Vulnerability from cvelistv5
Published
2021-08-16 00:00
Modified
2024-08-03 23:42
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Request Splitting
Summary
A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.
References
| URL | Tags | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server |
Version: Apache HTTP Server 2.4 2.4.17 to 2.4.48 |
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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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