Vulnerability-Lookup

GHSA-29CX-MRRH-G7PC

Vulnerability from github – Published: 2023-03-29 21:30 – Updated: 2023-04-06 15:30

Details

This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528.

Severity ?

8.1 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-36980"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-03-29T19:15:00Z",
    "severity": "HIGH"
  },
  "details": "This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528.",
  "id": "GHSA-29cx-mrrh-g7pc",
  "modified": "2023-04-06T15:30:18Z",
  "published": "2023-03-29T21:30:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-36980"
    },
    {
      "type": "WEB",
      "url": "https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-785"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-36980 (GCVE-0-2022-36980)

Vulnerability from cvelistv5 – Published: 2023-03-29 00:00 – Updated: 2025-02-18 19:50

Summary

Severity ?

9.4 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

zdi

References

URL

Tags

	https://download.wavelink.com/Files/avalanche_v6.…
	https://www.zerodayinitiative.com/advisories/ZDI-…

Impacted products

	Vendor	Product	Version
	Ivanti	Avalanche	Affected: 6.3.2.3490

Credits

Piotr Bazydlo (@chudypb)

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T10:21:32.338Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-785/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-36980",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-18T19:50:43.573125Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-18T19:50:52.328Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Avalanche",
          "vendor": "Ivanti",
          "versions": [
            {
              "status": "affected",
              "version": "6.3.2.3490"
            }
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        }
      ],
      "credits": [
        {
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          "value": "Piotr Bazydlo (@chudypb)"
        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.4,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H",
            "version": "3.0"
          }
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      "problemTypes": [
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          "descriptions": [
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        "dateUpdated": "2023-03-29T00:00:00.000Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
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      },
      "references": [
        {
          "url": "https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt"
        },
        {
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-785/"
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  "cveMetadata": {
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    "datePublished": "2023-03-29T00:00:00.000Z",
    "dateReserved": "2022-07-27T00:00:00.000Z",
    "dateUpdated": "2025-02-18T19:50:52.328Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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

GHSA-29CX-MRRH-G7PC

CVE-2022-36980 (GCVE-0-2022-36980)

Tags

Sightings

Nomenclature