CVE-2021-25669

22.04.2021, 21:15

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
siemens	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 75%

Vendor	Product	Version
siemens	scalance_x200-4p_irt_firmware	𝑥 < 5.5.1
siemens	scalance_x201-3p_irt_firmware	𝑥 < 5.5.1
siemens	scalance_x201-3p_irt_pro_firmware	𝑥 < 5.5.1
siemens	scalance_x202-2_irt_firmware	𝑥 < 5.5.1
siemens	scalance_x202-2p_irt_pro_firmware	𝑥 < 5.5.1
siemens	scalance_x204_irt_firmware	𝑥 < 5.5.1
siemens	scalance_x204_irt_pro_firmware	𝑥 < 5.5.1
siemens	scalance_x204-2_firmware	𝑥 < 5.2.5
siemens	scalance_x204-2fm_firmware	𝑥 < 5.2.5
siemens	scalance_x204-2ld_firmware	𝑥 < 5.2.5
siemens	scalance_x204-2ld_ts_firmware	𝑥 < 5.2.5
siemens	scalance_x204-2ts_firmware	𝑥 < 5.2.5
siemens	scalance_x206-1_firmware	𝑥 < 5.2.5
siemens	scalance_x206-1ld_firmware	𝑥 < 5.2.5
siemens	scalance_x208_firmware	𝑥 < 5.2.5
siemens	scalance_x208pro_firmware	𝑥 < 5.2.5
siemens	scalance_x212-2_firmware	𝑥 < 5.2.5
siemens	scalance_x212-2ld_firmware	𝑥 < 5.2.5
siemens	scalance_x216_firmware	𝑥 < 5.2.5
siemens	scalance_x224_firmware	𝑥 < 5.2.5
siemens	scalance_xf201-3p_irt_firmware	𝑥 < 5.5.1
siemens	scalance_xf202-2p_irt_firmware	𝑥 < 5.5.1
siemens	scalance_xf204_firmware	𝑥 < 5.2.5
siemens	scalance_xf204_irt_firmware	𝑥 < 5.5.1
siemens	scalance_xf204-2_firmware	𝑥 < 5.2.5
siemens	scalance_xf204-2ba_irt_firmware	𝑥 < 5.5.1
siemens	scalance_xf206-1_firmware	𝑥 < 5.2.5
siemens	scalance_xf208_firmware	𝑥 < 5.2.5
siemens	scalance_x202-2p_irt_firmware	𝑥 < 5.5.1

𝑥

= Vulnerable software versions

Common Weakness Enumeration

References

https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf