CVE-2022-33896
CVSS V2 None
CVSS V3 High 7.8
Description
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.
Overview
- CVE ID
- CVE-2022-33896
- Assigner
- talos-cna@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-10-07T15:15:15
- Last Modified Date
- 2022-10-11T15:28:24
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:hancom:hancom_office_2020:11.0.0.5357:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-33896 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-33896 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-10-07 16:00:11 | Added to TrackCVE | |||
| 2022-12-07 05:42:14 | 2022-10-07T15:15Z | 2022-10-07T15:15:15 | CVE Published Date | updated |
| 2022-12-07 05:42:14 | 2022-10-11T15:28:24 | CVE Modified Date | updated | |
| 2022-12-07 05:42:14 | Analyzed | Vulnerability Status | updated |