WorkstationST - Response Splitting in AM Gateway Challenge-Response
An HTTP response splitting vulnerability exists in the AM Gateway Challenge-Response dialog of WorkstationST (<v07.09.15) and could allow an attacker to compromise a victim's browser/session. WorkstationST is only deployed in specific, controlled environments rendering attack complexity significantly higher than if the attack were conducted on the software in isolation. WorkstationST v07.09.15 can be found in ControlST v07.09.07 SP8 and greater.
Description: CWE-113 Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')
Metrics
Version
Base score
Base severity
Vector
3.1
4.7
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Version:3.1
Base score:4.7
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Metrics Other Info
Impacts
CAPEC ID
Description
Solutions
Upgrade to Workstation >= 7.09.15 which can be found in ControlST 7.09.07c SP8 and higher.
Configurations
Workarounds
Customers should follow the guidance laid out in GEH-6839. The best practices described in that document limit the likelihood and impact of a wide variety of attacks.
Exploits
Credits
GE Gas Power would like to thank Ammar Majali for his evaluation and responsible disclosure of this vulnerability.