CVE-2018-20812 describes an information exposure vulnerability in Pulse Secure Desktop Client versions 9.0R1 and below, specifically affecting dual-stack (IPv4/IPv6) endpoints. When Traffic Enforcement is enabled, IPv6 DNS traffic can bypass the VPN tunnel, potentially exposing sensitive information. This vulnerability has a CVSS score of 7.5 (High), indicating a significant risk of confidentiality impact without requiring user interaction or complex attack methods. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0CPE matchmatch criteria | cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:4.0:r1.0:*:*:*:mac_os_x:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:4.0:r10.0:*:*:*:mac_os_x:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:4.0:r11.0:*:*:*:mac_os_x:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:4.0:r11.1:*:*:*:mac_os_x:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:4.0:r12.0:*:*:*:mac_os_x:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.