Vulnerability CVE-2022-26648


Published: 2022-07-12

Description:
A vulnerability has been identified in SCALANCE X200-4P IRT (All versions), SCALANCE X200-4P IRT (All versions), SCALANCE X201-3P IRT (All versions), SCALANCE X201-3P IRT (All versions), SCALANCE X201-3P IRT PRO (All versions), SCALANCE X201-3P IRT PRO (All versions), SCALANCE X202-2IRT (All versions), SCALANCE X202-2IRT (All versions), SCALANCE X202-2P IRT (All versions), SCALANCE X202-2P IRT (All versions), SCALANCE X202-2P IRT PRO (All versions), SCALANCE X202-2P IRT PRO (All versions), 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), SCALANCE X204IRT (All versions), SCALANCE X204IRT PRO (All versions), SCALANCE X204IRT PRO (All versions), 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), SCALANCE XF202-2P IRT (All versions), SCALANCE XF204 (All versions < V5.2.6), SCALANCE XF204-2 (All versions < V5.2.6), SCALANCE XF204-2BA IRT (All versions), SCALANCE XF204IRT (All versions), SCALANCE XF204IRT (All versions), SCALANCE XF206-1 (All versions < V5.2.6), SCALANCE XF208 (All versions < V5.2.6). Affected devices do not properly validate the GET parameter XNo of incoming HTTP requests. This could allow an unauthenticated remote attacker to crash affected devices.

Type:

CWE-120

(Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'))

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete

 References:
https://cert-portal.siemens.com/productcert/pdf/ssa-310038.pdf

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