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CVE-2024-20505— ClamAV Memory Handling DoS

Quick assessment

Affected
Cisco ClamAV
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.

ClamAV（Clam AntiVirus）是ClamAV团队的一套免费且开源的杀毒软件。该软件用于检测木马、病毒、恶意软件和其他恶意威胁。 ClamAV存在安全漏洞，该漏洞源于允许越界读取，从而导致拒绝服务。以下版本受到影响：1.4.0版本、1.3.2版本及之前版本、1.2.x版本、1.0.6版本及之前版本、0.105.x版本、0.104.x版本和0.103.11版本及之前版本。

CVSS 4.0 · Medium EPSS 0.56% · P44
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I. Basic Information for CVE-2024-20505

Vulnerability Information
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Vulnerability Title
ClamAV Memory Handling DoS
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the PDF parsing module of Clam AntiVirus (ClamAV) versions 1.4.0, 1.3.2 and prior versions, all 1.2.x versions, 1.0.6 and prior versions, all 0.105.x versions, all 0.104.x versions, and 0.103.11 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to an out of bounds read. An attacker could exploit this vulnerability by submitting a crafted PDF file to be scanned by ClamAV on an affected device. An exploit could allow the attacker to terminate the scanning process.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
ClamAV 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ClamAV（Clam AntiVirus）是ClamAV团队的一套免费且开源的杀毒软件。该软件用于检测木马、病毒、恶意软件和其他恶意威胁。 ClamAV存在安全漏洞，该漏洞源于允许越界读取，从而导致拒绝服务。以下版本受到影响：1.4.0版本、1.3.2版本及之前版本、1.2.x版本、1.0.6版本及之前版本、0.105.x版本、0.104.x版本和0.103.11版本及之前版本。
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
Cisco ClamAV 1.4.0 -

II. Public POCs for CVE-2024-20505

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III. Intelligence Information for CVE-2024-20505

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Same Patch Batch · Cisco · 2024-09-04 · 7 CVEs total

CVE-2024-20439 9.8 CRITICAL Cisco Smart Licensing Utility 安全漏洞
CVE-2024-20440 7.5 HIGH Cisco Smart Licensing Utility 安全漏洞
CVE-2024-20506 6.1 MEDIUM ClamAV Privilege Handling Escalation Vulnerability
CVE-2024-20469 6.0 MEDIUM Cisco Identity Services Engine Command Injection Vulnerability
CVE-2024-20503 5.5 MEDIUM Cisco Duo Epic for Hyperdrive Information Disclosure Vulnerability
CVE-2024-20497 4.3 MEDIUM Cisco Expressway Edge Improper Authorization Vulnerability

IV. Related Vulnerabilities

Same product: ClamAV
Same vendor: Cisco

V. Comments for CVE-2024-20505

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