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Vulnerability · Published Jul 12, 2022 · Assigned by siemens

CVE-2022-26649

Critical 9.6

In plain English

A critical-severity buffer overflow in SCALANCE X200-4P IRT from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities).

Severity (CVSS 3.1)9.6Critical
Exploit odds (30 days)1.4%top 28.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

VendorProductVersions
Siemens SCALANCE X200-4P IRT All versions < V5.5.2
Siemens SCALANCE X201-3P IRT All versions < V5.5.2
Siemens SCALANCE X201-3P IRT PRO All versions < V5.5.2
Siemens SCALANCE X202-2IRT All versions < V5.5.2
Siemens SCALANCE X202-2IRT All versions < V5.5.2
Siemens SCALANCE X202-2P IRT All versions < V5.5.2
Siemens SCALANCE X202-2P IRT PRO All versions < V5.5.2
Siemens SCALANCE X204-2 All versions < V5.2.6
Siemens SCALANCE X204-2FM All versions < V5.2.6
Siemens SCALANCE X204-2LD All versions < V5.2.6
Siemens SCALANCE X204-2LD TS All versions < V5.2.6
Siemens SCALANCE X204-2TS All versions < V5.2.6
Siemens SCALANCE X204IRT All versions < V5.5.2
Siemens SCALANCE X204IRT All versions < V5.5.2
Siemens SCALANCE X204IRT PRO All versions < V5.5.2
Siemens SCALANCE X206-1 All versions < V5.2.6
Siemens SCALANCE X206-1LD All versions < V5.2.6
Siemens SCALANCE X208 All versions < V5.2.6
Siemens SCALANCE X208PRO All versions < V5.2.6
Siemens SCALANCE X212-2 All versions < V5.2.6
Siemens SCALANCE X212-2LD All versions < V5.2.6
Siemens SCALANCE X216 All versions < V5.2.6
Siemens SCALANCE X224 All versions < V5.2.6
Siemens SCALANCE XF201-3P IRT All versions < V5.5.2
Siemens SCALANCE XF202-2P IRT All versions < V5.5.2
Siemens SCALANCE XF204 All versions < V5.2.6
Siemens SCALANCE XF204-2 All versions < V5.2.6
Siemens SCALANCE XF204-2BA IRT All versions < V5.5.2
Siemens SCALANCE XF204IRT All versions < V5.5.2
Siemens SCALANCE XF206-1 All versions < V5.2.6

Weakness: CWE-120 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

References