PT-2022-20316 · 3S Smart Software Solutions · Codesys V3

Published 2022-07-11 · Updated 2022-09-23 · CVE-2022-30791

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions CODESYS V3 (affected versions not specified)

Description An issue in CmpBlkDrvTcp of CODESYS V3 allows an unauthorized attacker to block new TCP connections due to uncontrolled resource consumption. Existing connections are not affected.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2022-30791

Affected Products

Codesys V3

References · 5

• https://osv.dev/vulnerability/CVE-2022-30791 · Vendor Advisory
• https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17128&token=bee4d8a57f19be289d623ec90135493b5f9179e3&download= · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-30791 · Security Note
• https://t.me/cvenotify/36497 · Telegram Post
• https://t.me/cibsecurity/45899 · Telegram Post