CVE-2016-8562

A vulnerability has been identified in SIMATIC CP 1543-1 (All versions < V2.0.28), SIPLUS NET CP 1543-1 (All versions < V2.0.28). Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
7.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 94%
VendorProductVersion
siemenssimatic_cp_1543-1_firmware
𝑥
< 2.0.28
siemenssiplus_net_cp_1543-1_firmware
𝑥
< 2.0.28
𝑥
= Vulnerable software versions
References
http://www.securityfocus.com/bid/94436
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01
http://www.securityfocus.com/bid/94436
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01