What is CVE-2021-36724?

CVE-2021-36724 is a medium-severity vulnerability in Forescout Eservices / Envoice, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.1/10. Published 2021-12-29.

How severe is CVE-2021-36724?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Buffer overflow in Forescout Eservices / Envoice

CVE-2021-36724

ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overfl…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (11.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.

Affected products

Forescout Eservices / Envoice — versions SecureConnector 11.0.4.1024
Forescout Secureconnector — versions 11.0.4.1024

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cna@cyber.gov.il (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-36724?: CVE-2021-36724 is a medium-severity vulnerability in Forescout Eservices / Envoice, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.1/10. Published 2021-12-29.
How severe is CVE-2021-36724?: Medium severity. CVSS v3 base score is 6.1 out of 10.