cvelistv5 - cve-2026-34355

CVE-2026-34355 (GCVE-0-2026-34355)

Vulnerability from cvelistv5

Published

2026-06-08 15:20

Modified

2026-06-08 22:32

Severity ?

CWE

CWE-122 - Heap-based Buffer Overflow

Summary

A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

References

URL

Tags

https://httpd.apache.org/security/vulnerabilities_24.html

vendor-advisory

Impacted products

	Vendor	Product	Version
	Apache Software Foundation	Apache HTTP Server	Version: 2.4.0 ≤ 2.4.67

Show details on NVD website

JSON

To clipboard

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              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
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                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-08T18:11:57.581951Z",
                "version": "2.0.3"
              },
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              "versionType": "semver"
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          "type": "finder",
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          "type": "finder",
          "value": "Junhui Lee"
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          "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2026-03-21T09:59:00.000Z",
          "value": "Report received"
        },
        {
          "lang": "en",
          "time": "2026-06-04T12:00:00.000Z",
          "value": "fixed in 2.4.x by r1934977"
        },
        {
          "lang": "eng",
          "time": "2026-06-08T12:00:00.000Z",
          "value": "2.4.68 released"
        }
      ],
      "title": "Apache HTTP Server: mod_proxy_html buffer overflow",
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  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
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    "datePublished": "2026-06-08T15:20:30.900Z",
    "dateReserved": "2026-03-27T11:32:12.684Z",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
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}

CERTFR-2026-AVI-0710

Vulnerability from certfr_avis

De multiples vulnérabilités ont été découvertes dans Apache HTTP Server. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, un déni de service à distance et une injection de code indirecte à distance (XSS).

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

	Vendor	Product	Description
	Apache	HTTP Server	Apache HTTP Server versions antérieures à 2.4.68

References

Title

Publication Time

Tags

Bulletin de sécurité Apache HTTP Server CHANGES_2.4.68

2026-06-08

vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Apache HTTP Server versions ant\u00e9rieures \u00e0 2.4.68",
      "product": {
        "name": "HTTP Server",
        "vendor": {
          "name": "Apache",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-42536",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-42536"
    },
    {
      "name": "CVE-2026-43951",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-43951"
    },
    {
      "name": "CVE-2026-44631",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-44631"
    },
    {
      "name": "CVE-2026-48913",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-48913"
    },
    {
      "name": "CVE-2026-49975",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-49975"
    },
    {
      "name": "CVE-2026-44186",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-44186"
    },
    {
      "name": "CVE-2026-34356",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-34356"
    },
    {
      "name": "CVE-2026-42535",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-42535"
    },
    {
      "name": "CVE-2026-34355",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-34355"
    },
    {
      "name": "CVE-2026-29170",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-29170"
    },
    {
      "name": "CVE-2026-44119",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-44119"
    },
    {
      "name": "CVE-2026-44185",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-44185"
    },
    {
      "name": "CVE-2026-29167",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-29167"
    }
  ],
  "initial_release_date": "2026-06-09T00:00:00",
  "last_revision_date": "2026-06-09T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0710",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-06-09T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Injection de code indirecte \u00e0 distance (XSS)"
    },
    {
      "description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Apache HTTP Server. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges, un d\u00e9ni de service \u00e0 distance et une injection de code indirecte \u00e0 distance (XSS).",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Apache HTTP Server",
  "vendor_advisories": [
    {
      "published_at": "2026-06-08",
      "title": "Bulletin de s\u00e9curit\u00e9 Apache HTTP Server CHANGES_2.4.68",
      "url": "https://downloads.apache.org/httpd/CHANGES_2.4.68"
    }
  ]
}

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.

Action not permitted

CVE-2026-34355 (GCVE-0-2026-34355)

Vulnerability from cvelistv5

CERTFR-2026-AVI-0710

Vulnerability from certfr_avis

Solutions

Tags

Sightings

Nomenclature