CVE-2024-22768 (GCVE-0-2024-22768)
Vulnerability from cvelistv5 – Published: 2024-01-23 04:31 – Updated: 2025-05-30 14:19Title
Hitron Systems DVR HVR-4781 Improper Input Validation Vulnerability
Summary
Improper Input Validation in Hitron Systems DVR HVR-4781 1.03~4.02 allows an attacker to cause network attack in case of using defalut admin ID/PW.
Severity
7.4 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-08 15:53 UTC
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| http://www.hitron.co.kr/firmware/ |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Hitron Systems | DVR HVR-4781 |
Affected:
1.03 , ≤ 4.02
(custom)
|
guessed |
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 00cb1b7c-1847-4d20-8dd5-dd1fd518c0c6
Exploited: Yes
Characteristics
Severity:
75.0
Timestamps
First Seen: 2026-04-12
Asserted: 2026-04-12
Last Seen: 2026-04-12
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: Hitron Systems / Hitron Systems DVR | Class: video-system | Severity: High (CVSS 7.5) | IoT: yes | In CISA KEV: no | Honeypot connections on 2026-04-12: 1
Evidence
Type: Honeypot
Signal: In The Wild Attempts
Confidence: 70%
Source: shadowserver
Details
| 1D | 1 |
|---|---|
| Iot | yes |
| Feed | Shadowserver Foundation honeypot/exploited-vulnerabilities |
| Type | http-scan |
| Class | video-system |
| 7D Avg | 0 |
| Vendor | Hitron Systems |
| 30D Avg | 0 |
| 90D Avg | 0 |
| Product | Hitron Systems DVR |
| Cisa Kev | no |
| Connections | 1 |
| Observation Date | 2026-04-12 |
| Vulnerability Class | CVSS |
| Vulnerability Score | 7.5 |
| Vulnerability Severity | High |
References
Created: 2026-06-30 09:42 UTC
| Updated: 2026-06-30 09:42 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: f5feac6e-3a03-4bf9-9bf1-c964cb1a0386
Exploited: Yes
Timestamps
First Seen: 2024-01-23
Asserted: 2024-01-23
Scope
Notes: KEVIntel entry: Hitron Systems DVR HVR-4781 Improper Input Validation Vulnerability | Affected: Hitron Systems / DVR HVR-4781 | CVSS: 7.4 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | Hitron Systems DVR HVR-4781 Improper Input Validation Vulnerability |
| Vendor | Hitron Systems |
| Product | DVR HVR-4781 |
| Added Date | 2024-01-23T04:31:40.000Z |
| Cvss Score | 7.4 |
| Epss Score | None |
| Cvss Severity | HIGH |
| Epss Percentile | None |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | True |
References
Created: 2026-06-23 14:06 UTC
| Updated: 2026-07-10 06:14 UTC
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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
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.
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