CVE-2019-11510
CriticalExploitedPublic exploitIn Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .
Published May 8, 2019 · Updated Dec 17, 2025
Key Facts
Patch immediately- CVE-2019-11510 is a critical-severity vulnerability (CVSS 10.0 v3.1) affecting Connect Secure (Ivanti).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 1, 2019 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 100% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
10.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
100%
Higher than 99.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2019-11510 brief as a PDF
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Description
In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Nov 3, 2021 | May 3, 2022 | Known |
| Industry KEV feed | May 1, 2019 | May 3, 2022 | Known |
| CIRCL KEV | Nov 3, 2021 | May 3, 2022 | Known |
| ENISA EUVD | Nov 3, 2021 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
37 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Connect SecureIvanti | 8.2-r1.0, 8.2-r10.0, 8.2-r1.1, 8.2-r11.0, 8.2-r12.0, 8.2-r2.0, 8.2-r3.0, 8.2-r3.1 | n/a |
Timeline
Added to Industry KEV feed
May 1, 2019
Publicly disclosed
May 8, 2019
Added to CISA KEV
Nov 3, 2021
Added to CIRCL KEV
Nov 3, 2021
Added to ENISA EUVD
Nov 3, 2021
Last updated
Dec 17, 2025
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
- advisoryhttp://packetstormsecurity.com/files/154231/Pulse-Secure-SSL-VPN-File-Disclosure-NSE.html
- advisoryhttps://badpackets.net/over-14500-pulse-secure-vpn-endpoints-vulnerable-to-cve-2019-11510/
- advisoryhttps://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf
- advisoryhttps://kb.pulsesecure.net/?atype=sa
- advisoryhttps://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010
FAQ
Common Questions.
In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .
Affected: Connect Secure (Ivanti) versions 8.2-r1.0, 8.2-r10.0, 8.2-r1.1, 8.2-r11.0, 8.2-r12.0, 8.2-r2.0, 8.2-r3.0, 8.2-r3.1. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 1, 2019 and is known to be used in ransomware campaigns.
Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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