SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20812

An information exposure issue where IPv6 DNS traffic would be sent outside of the VPN tunnel (when Traffic Enforcement was enabled) exists in Pulse Secure Pulse Secure Desktop 9.0R1 and below.

HIGH 7.5EPSS 1.11%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An information exposure issue where IPv6 DNS traffic would be sent outside of the VPN tunnel (when Traffic Enforcement was enabled) exists in Pulse Secure Pulse Secure Desktop 9.0R1 and below. This is applicable only to dual-stack (IPv4/IPv6) endpoints.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.11% probability · 64th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
pulsesecure/pulse secure desktop client
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.