CVE-2018-6320

highpriority · track · 40EPSS 0.041 · 91 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

4.08% (91st) EPSS

CVSS 7.5 · high

Is it mine?

19 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

A vulnerability has been discovered in login.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.1RX before 8.1R12 and 8.3RX before 8.3R2 and Pulse Policy Secure (PPS) 5.2RX before 5.2R9 and 5.4RX before 5.4R2 wherein an http(s) Host header received from the browser is trusted without validation.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (19)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
ivanti connect secure= 8.1nvdUScpe:2.3:a:ivanti:connect_secure:*:*:*:*:*:*:*:*
pulsesecure pulse connect secure= 8.1r1.0nvdUScpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*
pulsesecure pulse connect secure= 8.1rxnvdUScpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*
pulsesecure pulse connect secure= 8.3rxnvdUScpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r1.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r2.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r3.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r3.2nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r4.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r5.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r6.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r7.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r7.1nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2r8.0nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.2rxnvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.4r1nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.4r2nvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*
pulsesecure pulse policy secure= 5.4rxnvdUScpe:2.3:a:pulsesecure:pulse_policy_secure:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-09-06modified 2026-06-17

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+25171 more

references (3)

External citations — patches, advisories, analysis.

scry

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