Vulnerability-Lookup

OESA-2024-1847 (CVE-2024-36387)

Vulnerability from osv_openeuler – Published: 2024-07-19 11:07 – Updated: 2026-08-06 11:07 – Source website

Summary

mod_http2 security update

Details

Mod_h[ttp]2 is an official Apache httpd module, first released in 2.4.17. See Apache downloads to get a released version. mod_proxy_h[ttp]2 has been released in 2.4.23.

Security Fix(es):

Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.(CVE-2024-36387)

Severity

3.7 (Low)


                    
                      CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

References

URL

Type

	https://www.openeuler.org/zh/security/security-bu…	ADVISORY
	https://nvd.nist.gov/vuln/detail/CVE-2024-36387	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "aarch64": [
          "mod_http2-2.0.25-3.oe2403.aarch64.rpm",
          "mod_http2-debuginfo-2.0.25-3.oe2403.aarch64.rpm",
          "mod_http2-debugsource-2.0.25-3.oe2403.aarch64.rpm"
        ],
        "noarch": [
          "mod_http2-help-2.0.25-3.oe2403.noarch.rpm"
        ],
        "src": [
          "mod_http2-2.0.25-3.oe2403.src.rpm"
        ],
        "x86_64": [
          "mod_http2-2.0.25-3.oe2403.x86_64.rpm",
          "mod_http2-debuginfo-2.0.25-3.oe2403.x86_64.rpm",
          "mod_http2-debugsource-2.0.25-3.oe2403.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:24.03-LTS",
        "name": "mod_http2",
        "purl": "pkg:rpm/openEuler/mod_http2\u0026distro=openEuler-24.03-LTS"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.25-3.oe2403"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "severity": "Low"
  },
  "details": "Mod_h[ttp]2 is an official Apache httpd module, first released in 2.4.17.  See Apache downloads to get a released version. mod_proxy_h[ttp]2 has been released in 2.4.23.\r\n\r\nSecurity Fix(es):\r\n\r\nServing WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.(CVE-2024-36387)",
  "id": "OESA-2024-1847",
  "modified": "2026-08-06T11:07:18Z",
  "published": "2024-07-19T11:07:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1847"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-36387"
    }
  ],
  "schema_version": "1.7.2",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "mod_http2 security update",
  "upstream": [
    "CVE-2024-36387"
  ]
}

CVE-2024-36387 (GCVE-0-2024-36387)

Vulnerability from cvelistv5 – Published: 2024-07-01 18:10 – Updated: 2025-02-13 17:52

Title

Apache HTTP Server: DoS by Null pointer in websocket over HTTP/2

Summary

Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.

Severity

5.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-07-22 16:22 UTC

CWE

CWE-476 - NULL Pointer Dereference

Assigner

apache mitre root

References

3 references

URL	Tags
https://httpd.apache.org/security/vulnerabilities…	vendor-advisory
https://security.netapp.com/advisory/ntap-2024071…
http://www.openwall.com/lists/oss-security/2024/07/01/4

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache HTTP Server	Affected: 2.4.55 , ≤ 2.4.59 (semver)

Credits

Marc Stern (<marc.stern@approach-cyber.com>)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 5.4,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "LOW",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-36387",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-22T16:22:03.472412Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-25T17:28:29.258Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-09-13T17:04:49.998Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
          },
          {
            "tags": [
              "x_transferred"
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            "url": "https://security.netapp.com/advisory/ntap-20240712-0001/"
          },
          {
            "url": "http://www.openwall.com/lists/oss-security/2024/07/01/4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Apache HTTP Server",
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          "versions": [
            {
              "lessThanOrEqual": "2.4.59",
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      "credits": [
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            }
          ],
          "value": "Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance."
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      ],
      "metrics": [
        {
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            "content": {
              "text": "low"
            },
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      "problemTypes": [
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          "descriptions": [
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        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
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          "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
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          "url": "https://security.netapp.com/advisory/ntap-20240712-0001/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2024-05-27T13:23:00.000Z",
          "value": "fixed in r1918003 in trunk"
        }
      ],
      "title": "Apache HTTP Server: DoS by Null pointer in websocket over HTTP/2",
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  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2024-36387",
    "datePublished": "2024-07-01T18:10:25.512Z",
    "dateReserved": "2024-05-27T11:13:32.415Z",
    "dateUpdated": "2025-02-13T17:52:53.571Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.