In WirelessHART-Gateway versions 3.0.8 and 3.0.9 the HttpOnly flag is missing in a cookie which allows client-side javascript to modify it
CVE-2021-34563

3.3LOW

Key Information:

Vendor
Phoenix Contact
Status
Wha-gw-f2d2-0-as- Z2-eth
Wha-gw-f2d2-0-as- Z2-eth.eip
Vendor
CVE Published:
31 August 2021

Summary

In PEPPERL+FUCHS WirelessHART-Gateway 3.0.8 and 3.0.9 the HttpOnly attribute is not set on a cookie. This allows the cookie's value to be read or set by client-side JavaScript.

Affected Version(s)

WHA-GW-F2D2-0-AS- Z2-ETH 3.0.8

WHA-GW-F2D2-0-AS- Z2-ETH 3.0.9

WHA-GW-F2D2-0-AS- Z2-ETH.EIP 3.0.8

References

https://cert.vde.com/en-us/advisories/vde-2021-027
x_refsource_CONFIRM

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Pepperl+Fuchs reported this vulnerability. CERT@VDE coordinated.
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CVE-2021-34563 : In WirelessHART-Gateway versions 3.0.8 and 3.0.9 the HttpOnly flag is missing in a cookie which allows client-side javascript to modify it | SecurityVulnerability.io