Vulnerability-Lookup

FKIE_CVE-2022-0823

Vulnerability from fkie_nvd - Published: 2022-06-09 16:15 - Updated: 2026-06-17 04:21

Severity

6.2 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
6.2 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Summary

An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack.

References

	URL	Tags
	security@zyxel.com.tw	https://www.zyxel.com/support/Zyxel-security-advisory-for-password-guessing-vulnerability-of-GS1200-series-switches.shtml	Patch, Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://www.zyxel.com/support/Zyxel-security-advisory-for-password-guessing-vulnerability-of-GS1200-series-switches.shtml	Patch, Vendor Advisory

Impacted products

Vendor	Product	Version
zyxel	gs1200-5_firmware	*
zyxel	gs1200-5	-
zyxel	gs1200-5hp_firmware	*
zyxel	gs1200-5hp	-
zyxel	gs1200-8_firmware	*
zyxel	gs1200-8	-
zyxel	gs1200-8hp_firmware	*
zyxel	gs1200-8hp	-

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Zyxel GS1200 series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "2.00 Patch 1"
            }
          ]
        }
      ],
      "source": "security@zyxel.com.tw"
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      "lang": "en",
      "value": "An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de control inapropiado de la frecuencia de interacci\u00f3n en los switches de la serie Zyxel GS1200, podr\u00eda permitir a un atacante local adivinar la contrase\u00f1a mediante un ataque de canal lateral de tiempo"
    }
  ],
  "id": "CVE-2022-0823",
  "lastModified": "2026-06-17T04:21:19.140",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
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          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 6.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
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        "source": "security@zyxel.com.tw",
        "type": "Secondary"
      },
      {
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          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 6.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
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        "exploitabilityScore": 2.5,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
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  },
  "published": "2022-06-09T16:15:08.160",
  "references": [
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      "source": "security@zyxel.com.tw",
      "tags": [
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        "Vendor Advisory"
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      "url": "https://www.zyxel.com/support/Zyxel-security-advisory-for-password-guessing-vulnerability-of-GS1200-series-switches.shtml"
    },
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  "sourceIdentifier": "security@zyxel.com.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
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      ],
      "source": "security@zyxel.com.tw",
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          "value": "NVD-CWE-Other"
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      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-0823 (GCVE-0-2022-0823)

Vulnerability from cvelistv5 – Published: 2022-06-07 01:10 – Updated: 2024-08-02 23:40

Summary

An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack.

Severity

6.2 (Medium)


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

CWE

CWE-203 - Observable Discrepancy

Assigner

Zyxel mitre root

References

1 reference

URL	Tags
https://www.zyxel.com/support/Zyxel-security-advi…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
Zyxel	Zyxel GS1200 series firmware	Affected: 2.00 Patch 1

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-02T23:40:04.352Z",
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            "url": "https://www.zyxel.com/support/Zyxel-security-advisory-for-password-guessing-vulnerability-of-GS1200-series-switches.shtml"
          }
        ],
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    ],
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      "metrics": [
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            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
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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.