Buffer overflow in Flexense Dupscout

CVE-2020-29659

A buffer overflow in the web server of Flexense DupScout Enterprise 10.0.18 allows a remote anonymous attacker to execute code as SYSTEM by overflowing the sid parameter via a GET /settings&sid= attack.

Vulnerability class: Buffer Overflow

EPSS: 0.051 (91.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-29659?
CVE-2020-29659 is a critical-severity vulnerability in Flexense Dupscout, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-12-09.
How severe is CVE-2020-29659?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-29659 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.