CVE-2023-20052
mediumPriorität · verfolgen · 33EPSS 0.070 · 94. PerzentilExploit · PoCEURUUSEPSS · bewertet 2026-10-27
On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the DMG file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability is due to enabling XML entity substitution that may result in XML external entity injection. An attacker could exploit this vulnerability by submitting a crafted DMG file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to leak bytes from any file that may be read by the ClamAV scanning process.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- BehobenCisco Secure Endpointcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
cvss
Technischer Schweregrad, 0–10. Eine Zeile je Quelle.
Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen
schwächen
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Exploits (4)
Öffentlicher Proof-of-Concept- und Exploit-Code.
betroffene Produkte (71)
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Advisories (1)
Hersteller- und Ökosystem-Meldungen dazu.
- cisco-sa-clamav-xxe-TcSZduhNClamAV DMG File Parsing XML Entity Expansion Vulnerability Affecting Cisco Products: February 20232023-02-15csaf · cisco_csafUS
On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the DMG file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability is due to enabling XML entity substitution that may result in XML external entity injection. An attacker could exploit this vulnerability by submitting a crafted DMG file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to leak bytes from any file that may be read by the ClamAV scanning process. For a description of this vulnerability, see the ClamAV blog ["https://blog.clamav.net/"].
auch bekannt als (4)
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quellen
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Referenzen (7)
Externe Belege — Patches, Meldungen, Analysen.
- https://cxsecurity.com/cveshow/CVE-2023-20052/cnnvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-xxe-TcSZduhNcnnvd
- https://security.gentoo.org/glsa/202310-01cnnvd
- https://www.auscert.org.au/bulletins/ESB-2023.0952cnnvd
- https://www.auscert.org.au/bulletins/ESB-2023.1077cnnvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-xxe-TcSZduhNenisa_euvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-xxe-TcSZduhNVendor Advisorynvd
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