fkie_nvd - fkie_cve-2025-49643

FKIE_CVE-2025-49643

Vulnerability from fkie_nvd - Published: 2025-12-01 14:16 - Updated: 2025-12-01 15:39

Severity ?

6.0 (Medium) - CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Summary

An authenticated Zabbix user (including Guest) is able to cause disproportionate CPU load on the webserver by sending specially crafted parameters to /imgstore.php, leading to potential denial of service.

References

	URL	Tags
	security@zabbix.com	https://support.zabbix.com/browse/ZBX-27284

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An authenticated Zabbix user (including Guest) is able to cause disproportionate CPU load on the webserver by sending specially crafted parameters to /imgstore.php, leading to potential denial of service."
    }
  ],
  "id": "CVE-2025-49643",
  "lastModified": "2025-12-01T15:39:33.110",
  "metrics": {
    "cvssMetricV40": [
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        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "PRESENT",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 6.0,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
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  "published": "2025-12-01T14:16:06.007",
  "references": [
    {
      "source": "security@zabbix.com",
      "url": "https://support.zabbix.com/browse/ZBX-27284"
    }
  ],
  "sourceIdentifier": "security@zabbix.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
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        {
          "lang": "en",
          "value": "CWE-405"
        }
      ],
      "source": "security@zabbix.com",
      "type": "Secondary"
    }
  ]
}

CVE-2025-49643 (GCVE-0-2025-49643)

Vulnerability from cvelistv5 – Published: 2025-12-01 13:05 – Updated: 2025-12-01 14:34

Summary

Severity ?

6 (Medium)


                        
                          CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CWE

CWE-405 - Asymmetric Resource Consumption (Amplification)

Assigner

Zabbix

References

URL

Tags

https://support.zabbix.com/browse/ZBX-27284

Impacted products

	Vendor	Product	Version
	Zabbix	Zabbix	Affected: 6.0.0 , ≤ 6.0.41 (git) Affected: 7.0.0 , ≤ 7.0.18 (git) Affected: 7.2.0 , ≤ 7.2.12 (git) Affected: 7.4.0 , ≤ 7.4.2 (git)

Credits

Zabbix wants to thank Pamparau Sebastian (sebiee) for submitting this report on the HackerOne bug bounty platform.

Show details on NVD website

JSON

To clipboard

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      {
        "metrics": [
          {
            "other": {
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                "id": "CVE-2025-49643",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-01T14:33:57.352604Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-01T14:34:20.496Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "defaultStatus": "unknown",
          "modules": [
            "Frontend"
          ],
          "product": "Zabbix",
          "repo": "https://git.zabbix.com/",
          "vendor": "Zabbix",
          "versions": [
            {
              "changes": [
                {
                  "at": "6.0.42",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "6.0.41",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "git"
            },
            {
              "changes": [
                {
                  "at": "7.0.19",
                  "status": "unaffected"
                }
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              "lessThanOrEqual": "7.0.18",
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              "version": "7.0.0",
              "versionType": "git"
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              "version": "7.2.0",
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Sightings

Author	Source	Type	Date

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.

Action not permitted

FKIE_CVE-2025-49643

CVE-2025-49643 (GCVE-0-2025-49643)

Tags

Sightings

Nomenclature