CVE-2020-15782 : A vulnerability has been identified in SIMATIC Drive Controller family (All vers

A vulnerability has been identified in SIMATIC Drive Controller family (All versions < V2.9.2), SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) (All versions), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V21.9), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.5.0), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V2.9.2), SIMATIC S7-1500 Software Controller (All versions < V21.9), SIMATIC S7-PLCSIM Advanced (All versions < V4.0), SINAMICS PERFECT HARMONY GH180 Drives (Drives manufactured before 2021-08-13), SINUMERIK MC (All versions < V6.15), SINUMERIK ONE (All versions < V6.15). Affected devices are vulnerable to a memory protection bypass through a specific operation. A remote unauthenticated attacker with network access to port 102/tcp could potentially write arbitrary data and code to protected memory areas or read sensitive data to launch further attacks.

Published 2021-05-28 16:15:08

Updated 2021-09-14 11:15:16

Source Siemens AG

View at NVD, CVE.org

Vulnerability category: Overflow

Products affected by CVE-2020-15782

Siemens » Simatic S7-plcsim Advanced
Versions before (<) 4.0
cpe:2.3:a:siemens:simatic_s7-plcsim_advanced:*:*:*:*:*:*:*:*
Matching versions
Siemens » Simatic Driver Controller Firmware
Versions before (<) 2.9.2
cpe:2.3:o:siemens:simatic_driver_controller_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Siemens » Cpu 1504d Tf » Version: N/A
When used together with: Siemens » Cpu 1507d Tf » Version: N/A
Siemens » S7-1200 Cpu Firmware
Versions before (<) 4.5.0
cpe:2.3:o:siemens:s7-1200_cpu_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Siemens » Cpu 1211c » Version: N/A
When used together with: Siemens » Cpu 1212c » Version: N/A
When used together with: Siemens » Cpu 1212fc » Version: N/A
When used together with: Siemens » Cpu 1214c » Version: N/A
When used together with: Siemens » Cpu 1214fc » Version: N/A
When used together with: Siemens » Cpu 1215c » Version: N/A
When used together with: Siemens » Cpu 1215fc » Version: N/A
When used together with: Siemens » Cpu 1217c » Version: N/A
Siemens » S7-1500 Cpu Firmware
Versions before (<) 2.9.2
cpe:2.3:o:siemens:s7-1500_cpu_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Siemens » 6es7510-1dj01-0ab0 » Version: N/A
When used together with: Siemens » 6es7510-1sj01-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1ak01-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1ak02-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1ck00-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1ck01-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1fk01-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1fk02-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1tk01-0ab0 » Version: N/A
When used together with: Siemens » 6es7511-1uk01-0ab0 » Version: N/A
When used together with: Siemens » 6es7512-1ck00-0ab0 » Version: N/A
When used together with: Siemens » 6es7512-1ck01-0ab0 » Version: N/A
When used together with: Siemens » 6es7512-1dk01-0ab0 » Version: N/A
When used together with: Siemens » 6es7512-1sk01-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-1al01-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-1al02-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-1fl01-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-1fl02-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-1rl00-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-2gl00-0ab0 » Version: N/A
When used together with: Siemens » 6es7513-2pl00-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2am01-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2am02-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2fm01-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2fm02-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2rm00-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2tm01-0ab0 » Version: N/A
When used together with: Siemens » 6es7515-2um01-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-2gn00-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-2pn00-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3an01-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3an02-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3fn01-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3fn02-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3tn00-0ab0 » Version: N/A
When used together with: Siemens » 6es7516-3un00-0ab0 » Version: N/A
When used together with: Siemens » 6es7517-3ap00-0ab0 » Version: N/A
When used together with: Siemens » 6es7517-3fp00-0ab0 » Version: N/A
When used together with: Siemens » 6es7517-3hp00-0ab0 » Version: N/A
When used together with: Siemens » 6es7517-3tp00-0ab0 » Version: N/A
When used together with: Siemens » 6es7517-3up00-0ab0 » Version: N/A
When used together with: Siemens » 6es7518-4ap00-0ab0 » Version: N/A
When used together with: Siemens » 6es7518-4ap00-3ab0 » Version: N/A
When used together with: Siemens » 6es7518-4fp00-0ab0 » Version: N/A
When used together with: Siemens » 6es7518-4fp00-3ab0 » Version: N/A
Siemens » Et 200sp Open Controller Firmware
cpe:2.3:o:siemens:et_200sp_open_controller_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Siemens » Cpu 1515sp Pc » Version: N/A
When used together with: Siemens » Cpu 1515sp Pc2 » Version: N/A
Siemens » Simatic S7-1500 Software Controller
cpe:2.3:a:siemens:simatic_s7-1500__software_controller:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-15782

EPSS FAQ

0.53%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 76 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-15782

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-15782

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Assigned by: productcert@siemens.com (Primary)

References for CVE-2020-15782

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Vulnerability Details : CVE-2020-15782

Products affected by CVE-2020-15782

Exploit prediction scoring system (EPSS) score for CVE-2020-15782

CVSS scores for CVE-2020-15782

CWE ids for CVE-2020-15782

References for CVE-2020-15782