Lucene search

TalosCVELIST:CVE-2021-21958

HistoryFeb 16, 2022 - 4:38 p.m.

CVE-2021-21958

2022-02-1616:38:31

CWE-122

talos

www.cve.org

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

45.3%

JSON

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.

CNA Affected

[
  {
    "product": "Hancom",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Hancom Office 2020 11.0.0.2353"
      }
    ]
  }
]

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1386

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

45.3%

JSON

Related for CVELIST:CVE-2021-21958