All vulnerabilities
CVE-2016-4437

Apache Shiro Code Execution Vulnerability

Apache Shiro
Open in ThreatlineRecord JSON
CVSS
9.8Critical
ExploitationExploited in the wildAdded to KEV 3 Nov 2021CISA KEV
Exploit odds (EPSS)93.0%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
Federal deadline3 May 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

No source in this snapshot names a fixed version.

Timeline

  1. 7 Jun 2016Exploit code publicMetasploit
  2. 7 Jun 2016, 14:00 UTCPublishedCVE List
  3. 3 Nov 2021Added to CISA KEVCISA KEV

Public exploit code and templates 3

  • Exploit moduleApache Shiro v1.2.4 Cookie RememberME Deserial RCE 7 Jun 2016Metasploit
  • Remote exploitApache Shiro 1.2.4 - Cookie RememberME Deserial RCE (Metasploit) 1 May 2020Exploit-DB
  • Scanner templateApache Shiro 1.2.4 Cookie RememberME - Deserial Remote Code Execution VulnerabilityNuclei

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

Apache Shiro contains a vulnerability which may allow remote attackers to execute code or bypass intended access restrictions via an unspecified request parameter when a cipher key has not been configured for the "remember me" feature.

Text from CVE List

Affected versions 1

  • n/aaffected: n/aCVE List

References 3