CVE-2016-5743
What it is
Siemens SIMATIC WinCC before 7.3 Update 10 and 7.4 before Update 1, SIMATIC BATCH before 8.1 SP1 Update 9 as distributed in SIMATIC PCS 7 through 8.1 SP1, SIMATIC OpenPCS 7 before 8.1 Update 3 as distributed in SIMATIC PCS 7 through 8.1 SP1, SIMATIC OpenPCS 7 before 8.2 Update 1 as distributed in SIMATIC PCS 7 8.2, and SIMATIC WinCC Runtime Professional before 13 SP1 Update 9 allow remote attackers to execute arbitrary code via crafted packets.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 10.5% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 10.5% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 10.5% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Siemens Simatic Batch ≤ 7.1
- Siemens Simatic Wincc ≤ 7.3
- Siemens Simatic Wincc ≤ 7.4
- Siemens Simatic Openpcs 7 ≤ 8.1
- Siemens Simatic Openpcs 7 ≤ 8.2
Attack profile CVSS 3.0 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-5743.md and follow it. Check whether this project is affected by CVE-2016-5743. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
References
- http://www.securityfocus.com/bid/92112
- http://www.securitytracker.com/id/1036441
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01
- http://www.securityfocus.com/bid/92112
- http://www.securitytracker.com/id/1036441
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-378531.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-16-208-01