What is CVE-2021-42545?

CVE-2021-42545 is a high-severity vulnerability in Business-Dnasolutions Topease, classified under Insufficient Session Expiration. CVSS score: 8.1/10. Published 2021-11-30.

How severe is CVE-2021-42545?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2021-42545 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Business-Dnasolutions Topease

CVE-2021-42545

An insufficient session expiration vulnerability exists in Business-DNA Solutions GmbH’s TopEase® Platform Version <= 7.1.27, which allows a remote attacker to reuse, spoof, or steal other user and admin sessions.

EPSS: 0.011 (62.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Business-dnasolutions Topease
Business-dna Solutions Gmbh Topease — versions unspecified

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

Public proof-of-concept exploits

References

vulnerability@ncsc.ch (x_refsource_CONFIRM, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-42545?: CVE-2021-42545 is a high-severity vulnerability in Business-Dnasolutions Topease, classified under Insufficient Session Expiration. CVSS score: 8.1/10. Published 2021-11-30.
How severe is CVE-2021-42545?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2021-42545 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.