9.8

CVE-2022-26647

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). The webserver of affected devices calculates session ids and nonces in an insecure manner. This could allow an unauthenticated remote attacker to brute-force session ids and hijack existing sessions.

Data is provided by the National Vulnerability Database (NVD)
Siemens ≫ Scalance X204-2 Firmware Version < 5.2.6
   Siemens ≫ Scalance X204-2 Version-
Siemens ≫ Scalance X204-2fm Firmware Version < 5.2.6
   Siemens ≫ Scalance X204-2fm Version-
Siemens ≫ Scalance X204-2ld Firmware Version < 5.2.6
   Siemens ≫ Scalance X204-2ld Version-
Siemens ≫ Scalance X204-2ld Ts Firmware Version < 5.2.6
   Siemens ≫ Scalance X204-2ld Ts Version-
Siemens ≫ Scalance X204-2ts Firmware Version < 5.2.6
   Siemens ≫ Scalance X204-2ts Version-
Siemens ≫ Scalance X206-1 Firmware Version < 5.2.6
   Siemens ≫ Scalance X206-1 Version-
Siemens ≫ Scalance X206-1ld Firmware Version < 5.2.6
   Siemens ≫ Scalance X206-1ld Version-
Siemens ≫ Scalance X208 Firmware Version < 5.2.6
   Siemens ≫ Scalance X208 Version-
Siemens ≫ Scalance X208 Pro Firmware Version < 5.2.6
   Siemens ≫ Scalance X208 Pro Version-
Siemens ≫ Scalance X212-2 Firmware Version < 5.2.6
   Siemens ≫ Scalance X212-2 Version-
Siemens ≫ Scalance X212-2ld Firmware Version < 5.2.6
   Siemens ≫ Scalance X212-2ld Version-
Siemens ≫ Scalance X216 Firmware Version < 5.2.6
   Siemens ≫ Scalance X216 Version-
Siemens ≫ Scalance X224 Firmware Version < 5.2.6
   Siemens ≫ Scalance X224 Version-
Siemens ≫ Scalance Xf204 Firmware Version < 5.2.6
   Siemens ≫ Scalance Xf204 Version-
Siemens ≫ Scalance Xf204-2 Firmware Version < 5.2.6
   Siemens ≫ Scalance Xf204-2 Version-
Siemens ≫ Scalance Xf206-1 Firmware Version < 5.2.6
   Siemens ≫ Scalance Xf206-1 Version-
Siemens ≫ Scalance Xf208 Firmware Version < 5.2.6
   Siemens ≫ Scalance Xf208 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 1.48% 0.802
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
productcert@siemens.com 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-330 Use of Insufficiently Random Values

The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.