CVE-2021-27506

Description

The ClamAV Engine (version 0.103.1 and below) component embedded in Storsmshield Network Security (SNS) is subject to DoS in case of parsing of malformed png files. This affect Netasq versions 9.1.0 to 9.1.11 and SNS versions 1.0.0 to 4.2.0. This issue is fixed in SNS 3.7.19, 3.11.7 and 4.2.1.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.19%

Vendor Advisory stormshield.eu Vendor Advisory clamav.net

Affected: n/a n/a

References

Link	Tags
https://advisories.stormshield.eu/2021-003/	broken link vendor advisory
https://blog.clamav.net/2021/02/clamav-01031-patch-release.html	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-27506?: CVE-2021-27506 has been scored as a medium severity vulnerability.
How to fix CVE-2021-27506?: To fix CVE-2021-27506, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27506 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-27506 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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