Siemens SCALANCE, RUGGEDCOM

Vulnerabilities 1

• Critical 9.8
  CVE-2020-8597 Public exploit EPSS 20%

  eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.

  ppp lwip lwip ppp Debian Ubuntu Azure Linux Alpine
  Feb 3, 2020

Revision history

1. 2020-08-11 #1

   Publication Date

References

• SSA-809841: Buffer Overflow Vulnerability in Third-Party Component pppd - HTML Version
  https://cert-portal.siemens.com/productcert/html/ssa-809841.html
• ICS Advisory ICSA-20-224-04 - Web Version
  https://www.cisa.gov/news-events/ics-advisories/icsa-20-224-04
• Recommended Practices
  https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
• Recommended Practices
  https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
• Recommended Practices
  https://www.cisa.gov/topics/industrial-control-systems
• Recommended Practices
  https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
• Recommended Practices
  https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
• Recommended Practices
  https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B