Vulnerabilites related to hancom - hancom_office_2020
Vulnerability from fkie_nvd
Published
2022-02-16 17:15
Modified
2024-11-21 05:49
Severity ?
Summary
A heap-based buffer overflow vulnerability exists in the Hword HwordApp.dll functionality of Hancom Office 2020 11.0.0.2353. A specially-crafted malformed file can lead to memory corruption and potential arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| talos-cna@cisco.com | https://talosintelligence.com/vulnerability_reports/TALOS-2021-1386 | Exploit, Third Party Advisory | |
| nvd@nist.gov | https://blog.talosintelligence.com/2022/02/vuln-spotlight-.html | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://talosintelligence.com/vulnerability_reports/TALOS-2021-1386 | Exploit, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| hancom | hancom_office_2020 | 11.0.0.2353 |
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Vulnerability from fkie_nvd
Published
2022-10-07 15:15
Modified
2024-11-21 07:08
Severity ?
Summary
A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| talos-cna@cisco.com | https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574 | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574 | Exploit, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| hancom | hancom_office_2020 | 11.0.0.5357 |
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Vulnerability from fkie_nvd
Published
2023-09-27 15:18
Modified
2024-11-21 08:03
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
A use-after-free vulnerability exists in the footerr functionality of Hancom Office 2020 HWord 11.0.0.7520. A specially crafted .doc file can lead to a use-after-free. An attacker can trick a user into opening a malformed file to trigger this vulnerability.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| talos-cna@cisco.com | https://talosintelligence.com/vulnerability_reports/TALOS-2023-1759 | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://talosintelligence.com/vulnerability_reports/TALOS-2023-1759 | Exploit, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| hancom | hancom_office_2020 | 11.0.0.7520 |
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CVE-2023-32541 (GCVE-0-2023-32541)
Vulnerability from cvelistv5
Published
2023-09-26 14:02
Modified
2024-09-24 13:32
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-416 - Use After Free
Summary
A use-after-free vulnerability exists in the footerr functionality of Hancom Office 2020 HWord 11.0.0.7520. A specially crafted .doc file can lead to a use-after-free. An attacker can trick a user into opening a malformed file to trigger this vulnerability.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Hancom | Hancom Office 2020 |
Version: HWord 11.0.0.7520 |
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CVE-2021-21958 (GCVE-0-2021-21958)
Vulnerability from cvelistv5
Published
2022-02-16 16:38
Modified
2025-04-15 19:10
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-122 - Heap-based Buffer Overflow
Summary
A heap-based buffer overflow vulnerability exists in the Hword HwordApp.dll functionality of Hancom Office 2020 11.0.0.2353. A specially-crafted malformed file can lead to memory corruption and potential arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
References
| ► | URL | Tags | |||
|---|---|---|---|---|---|
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CVE-2022-33896 (GCVE-0-2022-33896)
Vulnerability from cvelistv5
Published
2022-10-07 15:05
Modified
2025-04-15 18:49
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-124 - Buffer Underwrite ('Buffer Underflow')
Summary
A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Hancom | Hancom Office 2020 |
Version: Hancom Office 2020 11.0.0.5357 |
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