CVE-2022-26649

high-risk
Published 2022-07-12

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT PRO (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2P IRT (All versions < V5.5.2), SCALANCE X202-2P IRT PRO (All versions < V5.5.2), SCALANCE X204-2 (All versions < V5.2.6), SCALANCE X204-2FM (All versions < V5.2.6), SCALANCE X204-2LD (All versions < V5.2.6), SCALANCE X204-2LD TS (All versions < V5.2.6), SCALANCE X204-2TS (All versions < V5.2.6), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT PRO (All versions < V5.5.2), SCALANCE X206-1 (All versions < V5.2.6), SCALANCE X206-1LD (All versions < V5.2.6), SCALANCE X208 (All versions < V5.2.6), SCALANCE X208PRO (All versions < V5.2.6), SCALANCE X212-2 (All versions < V5.2.6), SCALANCE X212-2LD (All versions < V5.2.6), SCALANCE X216 (All versions < V5.2.6), SCALANCE X224 (All versions < V5.2.6), SCALANCE XF201-3P IRT (All versions < V5.5.2), SCALANCE XF202-2P IRT (All versions < V5.5.2), SCALANCE XF204 (All versions < V5.2.6), SCALANCE XF204-2 (All versions < V5.2.6), SCALANCE XF204-2BA IRT (All versions < V5.5.2), SCALANCE XF204IRT (All versions < V5.5.2), SCALANCE XF206-1 (All versions < V5.2.6), SCALANCE XF208 (All versions < V5.2.6). Affected devices do not properly validate the URI of incoming HTTP GET requests. This could allow an unauthenticated remote attacker to crash affected devices.

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.6/10 Critical
ADJACENT_NETWORK / LOW complexity

Affected Products (20)

Scalance X204-2 Firmware
Scalance X204-2Fm Firmware
Scalance X204-2Ld Firmware
Scalance X204-2Ld Ts Firmware
Scalance X204-2Ts Firmware
Scalance X206-1 Firmware
Scalance X206-1Ld Firmware
Scalance X208 Firmware
Scalance X208 Pro Firmware
Scalance X212-2 Firmware
Scalance X212-2Ld Firmware
Scalance X216 Firmware
Scalance X224 Firmware
Scalance Xf204 Firmware
Scalance Xf204-2 Firmware
Scalance Xf206-1 Firmware
Scalance Xf208 Firmware
Scalance X200-4P Irt Firmware
Scalance X201-3P Irt Firmware
Scalance X201-3P Irt Pro Firmware

Affected Vendors

54
/ 100
high-risk
Severity 29/34 · Critical
Exploitability 3/34 · Minimal
Exposure 22/34 · High