CVE-2015-5374

EPSS 74.3%◆ VulnCheck KEV

Vexday Risk Score

82Fix now

SSVC decision (CISA)

Act

Exploitation + impact → act immediately

Exploit maturity

Functional exploit

Popular PoC on GitHub (3 stars) — exploitation code widely available.

CVSS —EPSS 74.3%KEV nãoPoC públicaNuclei —Metasploit simPatch —

Lifecycle

18 Jul 2015Published on NVD

14 Feb 2018Public PoC

Weaponization speed

942 daysto first PoC

Recommendation: Patch as soon as possible — active exploitation confirmed.

A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02. Specially crafted packets sent to port 50000/UDP could cause a denial-of-service of the affected device. A manual reboot may be required to recover the service of the device.

Affected products

n/a · n/a

public PoCs found — 4

githubgithub.com/can/CVE-2015-5374-DoS-PoC★ 3 cve_referencewww.exploit-db.com/exploits/44103/unverified exploitdbwww.exploit-db.com/exploits/44103unverified vulncheckvulncheck.com/xdb/03c7ec0c65d3unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

https://ics-cert.us-cert.gov/advisories/ICSA-15-202-01 https://ics-cert.us-cert.gov/advisories/ICSA-17-187-03 https://www.exploit-db.com/exploits/44103/https://www.siemens.com/cert/pool/cert/siemens_security_advisory_SSA-323211.pdf http://www.securityfocus.com/bid/75948 http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-732541.pdf