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CVE-2019-11539

97
FAUCET Score

CVE-2019-11539 is a critical command injection vulnerability affecting Pulse Connect Secure and Pulse Policy Secure products, allowing an authenticated attacker to execute arbitrary commands via the admin web interface. With a CVSS score of 7.2 (High), it presents a significant risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. This vulnerability is actively exploited in the wild, including by ransomware campaigns, and has publicly available exploit code in Metasploit and ExploitDB. Its high EPSS score and extensive community discussion and media coverage underscore its widespread recognition and threat.

Impacted Technologies

VendorProductVersion(s)CPE
8.1CPE matchmatch criteria
cpe:2.3:a:ivanti:connect_secure:8.1:-:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:a:ivanti:connect_secure:8.1:r1.0:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:a:ivanti:connect_secure:8.1:r1.1:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:a:ivanti:connect_secure:8.1:r10.0:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:a:ivanti:connect_secure:8.1:r11.0:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.0HIGH

CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.3
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
98.62%
Probability of exploitation in next 30 days
EPSS Percentile
99.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Added to KEV · Nov 3, 2021
Metasploit: Pulse Secure VPN Arbitrary Command Execution · Apr 24, 2019
ExploitDB: EDB-47700 · Nov 20, 2019
This CVE's current EPSS score of 0.9862 is in the 100th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/154376/Pulse-Secure-8.1R15.1-8.2-8.3-9.0-SSL-VPN-Remote-Code-Execution.html
Third Party AdvisoryVDB Entry
packetstormsecurity.com / files/155277/Pulse-Secure-VPN-Arbitrary-Command-Execution.html
Third Party AdvisoryVDB Entry
packetstormsecurity.com / files/162092/Pulse-Secure-VPN-Arbitrary-Command-Execution.html
Broken LinkThird Party AdvisoryVDB Entry
devco.re / blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study
ExploitThird Party Advisory
i.blackhat.com / USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf
ExploitThird Party Advisory
kb.pulsesecure.net / articles/Pulse_Security_Advisories/SA44101
Third Party AdvisoryVendor Advisory
psirt.global.sonicwall.com / vuln-detail/SNWLID-2019-0010
Third Party Advisory
kb.cert.org / vuls/id/927237
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/108073
Broken LinkThird Party AdvisoryVDB Entry