CVE-2014-2256

2014-03-2414:20:39

CWE-399

mitre

web.nvd.nist.gov

siemens

s7-1200

plc

firmware

vulnerability

denial of service

iso-tsap

nvd

cve-2014-2256

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

AI Score

6.6

Confidence

Low

EPSS

0.007

Percentile

80.3%

JSON

Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted ISO-TSAP packets, a different vulnerability than CVE-2014-2257.

Affected configurations

Nvd

Node

siemenssimatic_s7_cpu_1200_firmwareRange≤3.0.2

siemenssimatic_s7_cpu_1200_firmwareMatch3.0

AND

siemenssimatic_s7_cpu-1211cMatch-

siemenssimatic_s7_cpu_1212cMatch-

siemenssimatic_s7_cpu_1214cMatch-

siemenssimatic_s7_cpu_1215cMatch-

siemenssimatic_s7_cpu_1217cMatch-

VendorProductVersionCPE
siemenssimatic_s7_cpu_1200_firmware*cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:*:*:*:*:*:*:*:*
siemenssimatic_s7_cpu_1200_firmware3.0cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0:*:*:*:*:*:*:*
siemenssimatic_s7_cpu-1211c-cpe:2.3:h:siemens:simatic_s7_cpu-1211c:-:*:*:*:*:*:*:*
siemenssimatic_s7_cpu_1212c-cpe:2.3:h:siemens:simatic_s7_cpu_1212c:-:*:*:*:*:*:*:*
siemenssimatic_s7_cpu_1214c-cpe:2.3:h:siemens:simatic_s7_cpu_1214c:-:*:*:*:*:*:*:*
siemenssimatic_s7_cpu_1215c-cpe:2.3:h:siemens:simatic_s7_cpu_1215c:-:*:*:*:*:*:*:*
siemenssimatic_s7_cpu_1217c-cpe:2.3:h:siemens:simatic_s7_cpu_1217c:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
siemens	simatic_s7_cpu_1200_firmware	*	cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware::::::::
siemens	simatic_s7_cpu_1200_firmware	3.0	cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0:::::::*
siemens	simatic_s7_cpu-1211c	-	cpe:2.3:h:siemens:simatic_s7_cpu-1211c:-:::::::*
siemens	simatic_s7_cpu_1212c	-	cpe:2.3:h:siemens:simatic_s7_cpu_1212c:-:::::::*
siemens	simatic_s7_cpu_1214c	-	cpe:2.3:h:siemens:simatic_s7_cpu_1214c:-:::::::*
siemens	simatic_s7_cpu_1215c	-	cpe:2.3:h:siemens:simatic_s7_cpu_1215c:-:::::::*
siemens	simatic_s7_cpu_1217c	-	cpe:2.3:h:siemens:simatic_s7_cpu_1217c:-:::::::*