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CVE-2022-32137

28
FAUCET Score

CVE-2022-32137 describes a heap-based buffer overflow vulnerability in multiple CODESYS products, specifically PLCWinNT and Runtime Toolkit. A low-privileged remote attacker can exploit this without user interaction, potentially leading to a denial-of-service condition or memory overwrite. With a CVSS score of 8.8 (High), this vulnerability poses a significant risk due to its network attack vector and low attack complexity, allowing for high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, and public exploit code (Metasploit, Nuclei, ExploitDB) is unavailable, with minimal community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0, < 2.4.7.57CPE matchmatch criteria
cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:*
>= 2.0, < 2.4.7.57CPE matchmatch criteria
cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:*

CVSS Data

CVSS version used by this source: 2.0

6.5MEDIUM

AV:N/AC:L/Au:S/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.32%
Probability of exploitation in next 30 days
EPSS Percentile
67.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0132 is in the 65th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

customers.codesys.com / index.php
MitigationVendor Advisory