CODESYS V3: CmpBlkDrvTcp allows unauthenticated attackers to block all its available TCP connections
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in V3.5.18.20, V3.5.18.10, V4.5.0.0
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new TCP connections. Existing connections are not affected.
Timeline
- CVE published
- Record last updated
Affected versions
- CODESYS CODESYS Control RTE (SL)
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Control RTE (for Beckhoff CX) SL
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Control Win (SL)
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Gateway
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Edge Gateway for Windows
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS HMI (SL)
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Development System V3
From V3 · fixed in V3.5.18.10
- CODESYS CODESYS Control Runtime System Toolkit
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Embedded Target Visu Toolkit
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Remote Target Visu Toolkit
From V3 · fixed in V3.5.18.20
- CODESYS CODESYS Control for BeagleBone SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for Beckhoff CX9020 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for emPC-A/iMX6 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for IOT2000 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for Linux SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for PFC100 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for PFC200 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for PLCnext SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for Raspberry Pi SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Control for WAGO Touch Panels 600 SL
From V3 · fixed in V4.5.0.0
- CODESYS CODESYS Edge Gateway for Linux
From V3 · fixed in V4.5.0.0