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CVE-2023-1900

Quick assessment

Affected
AVIRA Avira Antivirus
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Avira Antivirus是德国Avira公司的一套杀毒软件。 Avira Antivirus 存在安全漏洞，该漏洞源于网络保护功能中存在安全漏洞，导致堆上的数据被破坏并造成拒绝服务。

CVSS 7.8 · High EPSS 0.30% · P20

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-1900

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability within the Avira network protection feature allowed an attacker with local execution rights to cause an overflow. This could corrupt the data on the heap and lead to a denial-of-service situation. Issue was fixed with Endpointprotection.exe version 1.0.2303.633
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
Avira Antivirus 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Avira Antivirus是德国Avira公司的一套杀毒软件。 Avira Antivirus 存在安全漏洞，该漏洞源于网络保护功能中存在安全漏洞，导致堆上的数据被破坏并造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AVIRA Avira Antivirus 0 ~ 1.0.2303.633 -

II. Public POCs for CVE-2023-1900

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III. Intelligence Information for CVE-2023-1900

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Vendor Advisories for CVE-2023-1900 (1)

IV. Related Vulnerabilities

Same vendor: AVIRA
Same weakness: CWE-190

V. Comments for CVE-2023-1900

Anonymous User
2026-01-15 06:09:25

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