FKIE_CVE-2023-28768
Vulnerability from fkie_nvd - Published: 2023-08-14 17:15 - Updated: 2026-06-17 05:48
Severity
Summary
Improper frame handling in the Zyxel XGS2220-30 firmware version V4.80(ABXN.1), XMG1930-30 firmware version V4.80(ACAR.1), and XS1930-10 firmware version V4.80(ABQE.1) could allow an unauthenticated LAN-based attacker to cause denial-of-service (DoS) conditions by sending crafted frames to an affected switch.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| zyxel | xgs2220-30_firmware | 4.80\(abxn.1\) | |
| zyxel | xgs2220-30 | - | |
| zyxel | xgs2220-30f_firmware | 4.80\(abye.1\) | |
| zyxel | xgs2220-30f | - | |
| zyxel | xgs2220-30hp_firmware | 4.80\(abxo.1\) | |
| zyxel | xgs2220-30hp | - | |
| zyxel | xgs2220-54_firmware | 4.80\(abxp.1\) | |
| zyxel | xgs2220-54 | - | |
| zyxel | xgs2220-54fp_firmware | 4.80\(acce.1\) | |
| zyxel | xgs2220-54fp | - | |
| zyxel | xgs2220-54hp_firmware | 4.80\(abxq.1\) | |
| zyxel | xgs2220-54hp | - | |
| zyxel | xmg1930-30_firmware | 4.80\(acar.1\) | |
| zyxel | xmg1930-30 | - | |
| zyxel | xmg1930-30hp_firmware | 4.80\(acas.1\) | |
| zyxel | xmg1930-30hp | - | |
| zyxel | xs1930-10_firmware | 4.80\(abqe.1\) | |
| zyxel | xs1930-10 | - | |
| zyxel | xs1930-12f_firmware | 4.80\(abzv.1\) | |
| zyxel | xs1930-12f | - | |
| zyxel | xs1930-12hp_firmware | 4.80\(abqf.1\) | |
| zyxel | xs1930-12hp | - |
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"id": "CVE-2023-28768",
"lastModified": "2026-06-17T05:48:43.763",
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"attackVector": "ADJACENT_NETWORK",
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"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
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"published": "2023-08-14T17:15:10.157",
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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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.
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.
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Related by attack behaviour
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