CVE-2018-20813
CVE-2018-20813 is a critical-severity vulnerability in Ivanti Connect Secure with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (86th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Ivanti Connect Secure
- Published:
- Last modified:
Description
An input validation issue has been found with login_meeting.cgi in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2.
Frequently asked questions
- What is CVE-2018-20813?
- An input validation issue has been found with login_meeting.cgi in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2.
- How severe is CVE-2018-20813?
- CVE-2018-20813 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-20813 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20813?
- CVE-2018-20813 affects Ivanti Connect Secure. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20813?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-20813 published?
- CVE-2018-20813 was published on 2019-06-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:ivanti:connect_secure:8.3:r1:*:*:*:*:*:*
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