Beckhoff TwinCAT Read Access Violation
view advisory published 2011-07-09
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01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2011-3486US | medium5.0 | Exploit | ||
Beckhoff TwinCAT 2.11.0.2004 and earlier allows remote attackers to cause a denial of service via a crafted request to UDP port 48899, which triggers an out-of-bounds read. | ||||
02
references
External citations — patches, advisories, analysis.
- ICS Advisory ICSA-11-279-04 JSONself
- Recommended Practicesexternal
- ICS Advisory ICSA-11-279-04 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
03
remediations (1)
- MitigationTwinCAT
If the user is unable to apply the patch, Beckhoff recommends that users deploy a firewall and restrict traffic on the affected port (48899\UDP).
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