CVEvulnerability

CVE-2021-40365

7.5 HIGH Published 2022-12-13 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-12-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-20

Description

Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.

Affected configurations

• siemens simatic s7-plcsim advanced firmware (< 5.0) • siemens simatic s7-1200 cpu 1211c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1212c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1212fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1214 fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1214c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1214fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1215 fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1215c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1215fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 1217c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1211c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1212c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1212fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1214c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1214fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1215c firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1215fc firmware (< 4.6.0) • siemens simatic s7-1200 cpu 12 1217c firmware (< 4.6.0) • siemens siplus s7-1200 cp 1243-1 rail firmware (< 4.6.0) • siemens siplus s7-1200 cp 1243-1 firmware (< 4.6.0) • siemens simatic s7-1500 cpu 1507s firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1507s f firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1508s firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1508s f firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1510sp firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1510sp-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511-1 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511c firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511c-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511f-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511f-1 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511t-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1511tf-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1512c firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1512c-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1512sp-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1512spf-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1513-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1513-1 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1513f-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1513f-1 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1513r-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515-2 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515-2 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 151511c-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 151511f-1 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515f-2 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515f-2 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515r-2 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515t-2 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1515tf-2 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516-3 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516-3 dp firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516-3 pn firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516-3 pn\/dp firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516f-3 firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516f-3 pn\/dp firmware (< 3.0.1) • siemens simatic s7-1500 cpu 1516pro-2 firmware (< 3.0.1) … and 36 more

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References