Risk Letters

Exploited vulnerability

CVE-2017-9791

TLP:CLEAR

Apache Struts 1 Improper Input Validation Vulnerability

The Struts 1 plugin in Apache Struts might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.

Facts

  • Vendor: Apache
  • Product: Struts 1
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 98.9 %
  • On CISA's Known Exploited Vulnerabilities list since: 10 February 2022
  • First known exploitation: 10 February 2022
  • CISA's deadline for US federal agencies: 10 August 2022
  • Weakness: CWE-20
  • First seen by Risk Letters: 10 February 2022

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD