// For flags

CVE-2022-33896

 

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Se presenta una vulnerabilidad de desbordamiento del búfer en la forma en que Hword de Hancom Office 2020 versión 11.0.0.5357, analiza los archivos de oficina basados en XML. Un archivo malformado especialmente diseñado puede causar la corrupción de la memoria mediante el uso de la memoria antes del inicio del búfer, lo que puede conllevar a una ejecución de código. Una víctima necesitaría acceder a un archivo malicioso para desencadenar esta vulnerabilidad

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-07-05 CVE Reserved
  • 2022-10-07 CVE Published
  • 2024-04-26 EPSS Updated
  • 2024-09-16 CVE Updated
  • 2024-09-16 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-124: Buffer Underwrite ('Buffer Underflow')
CAPEC
References (1)
URL Tag Source
URL Date SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574 2024-09-16
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Hancom
Search vendor "Hancom"
 Hancom Office 2020
Search vendor "Hancom" for product "Hancom Office 2020"
 11.0.0.5357
Search vendor "Hancom" for product "Hancom Office 2020" and version "11.0.0.5357"
-
Affected