Denial of Service Vulnerability in Storsmshield Network Security Using ClamAV
CVE-2021-27506

5.5MEDIUM

Key Information:

Vendor

Stormshield

Status
Network Security
Netasq
Vendor
CVE Published:
19 March 2021

What is CVE-2021-27506?

The ClamAV Engine, when embedded in Storsmshield Network Security, is vulnerable to a Denial of Service (DoS) attack due to improper handling of malformed PNG files. This vulnerability impacts various versions of Storsmshield Network Security and the accompanying Netasq products. Successful exploitation may lead to service disruptions, affecting the availability and reliability of the affected systems. The issue has been addressed in security patches in versions 3.7.19, 3.11.7, and 4.2.1 of SNS.

References

https://advisories.stormshield.eu/2021-003/
x_refsource_CONFIRM
https://blog.clamav.net/2021/02/clamav-01031-patch-releas...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.