CVE-2021-21002

Summary

In Phoenix Contact FL COMSERVER UNI in versions < 2.40 a invalid Modbus exception response can lead to a temporary denial of service.

Affected Software

VendorProductVersion RangeStatus
Phoenix ContactFL COMSERVERUNI 232/422/485 (2313452) < 2.40affected
Phoenix ContactFL COMSERVERUNI 232/422/485-T (2904817) < 2.40affected

Weaknesses

  • CWE-772: CWE-772 Missing Release of Resource after Effective Lifetime

ADP Enrichment

CVE Program Container

Additional References

References