CVE-2019-11510
Published: November 3, 2021
Official Description
Ivanti Pulse Connect Secure contains an arbitrary file read vulnerability that allows an unauthenticated remote attacker with network access via HTTPS to send a specially crafted URI.
CISA KEV Advisory
Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability
Ivanti Pulse Connect Secure contains an arbitrary file read vulnerability that allows an unauthenticated remote attacker with network access via HTTPS to send a specially crafted URI.
Apply updates per vendor instructions.
Risk Analysis
This arbitrary file read vulnerability in Ivanti Pulse Connect Secure allows an unauthenticated remote attacker to read arbitrary files by sending a specially crafted URI. This could lead to information disclosure. The very high EPSS score indicates a high likelihood of exploitation, making this a critical vulnerability.
This vulnerability is actively being exploited in the wild and is listed in CISA's KEV catalog, confirming its active exploitation. It is remotely exploitable via HTTPS with a specially crafted URI.
Apply the latest security updates provided by Ivanti for Pulse Connect Secure. Restrict network access to the device and monitor for unusual file access attempts.
Technical Analysis
CVE-2019-11510 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2019-11510 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Exploit & PoC Resources
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-11510 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1