What is CVE-2023-33693?

CVE-2023-33693 is a medium-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-06-05.

How severe is CVE-2023-33693?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2023-33693 known to be exploited?

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

Buffer overflow in Microsoft Windows

CVE-2023-33693

A buffer overflow in EasyPlayerPro-Win v3.2.19.0106 to v3.6.19.0823 allows attackers to cause a Denial of Service (DoS) via a crafted XML file.

Vulnerability class: Buffer Overflow

Published 2023-06-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (35.0th percentile), scored 2026-10-08.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/tsingsee/EasyPlayerPro-Win/blob/master/Src/C++/EasyPlayerPro/xmlConf… (Product)
www.youtube.com/watch (Exploit)
github.com/tsingsee/EasyPlayerPro-Win/pull/24 (Patch)

Frequently asked questions

What is CVE-2023-33693?: CVE-2023-33693 is a medium-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-06-05.
How severe is CVE-2023-33693?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-33693 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.