CVE-2019-18355
CVE-2019-18355 is a critical-severity vulnerability in Thycotic Secret Server 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-918.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-918
- Affected product: Thycotic Secret Server
- Published:
- Last modified:
Description
An SSRF issue was discovered in the legacy Web launcher in Thycotic Secret Server before 10.7.
Frequently asked questions
- What is CVE-2019-18355?
- An SSRF issue was discovered in the legacy Web launcher in Thycotic Secret Server before 10.7.
- How severe is CVE-2019-18355?
- CVE-2019-18355 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-2019-18355 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-18355?
- CVE-2019-18355 affects Thycotic Secret Server. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-18355?
- 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-2019-18355 published?
- CVE-2019-18355 was published on 2019-10-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:thycotic:secret_server:*:*:*:*:*:*:*:*
More vulnerabilities in Thycotic Secret Server
- CVE-2014-4861 — Critical (CVSS 9.8): The Remote Desktop Launcher in Thycotic Secret Server before 8.6.000010 does not properly cleanup a temporary file that…
- CVE-2021-41845 — Medium (CVSS 6.5): A SQL injection issue was discovered in ThycoticCentrify Secret Server before 11.0.000007. The only affected versions…
- CVE-2019-18357 — Medium (CVSS 6.1): An XSS issue was discovered in Thycotic Secret Server before 10.7 (issue 2 of 2).
- CVE-2019-18356 — Medium (CVSS 6.1): An XSS issue was discovered in Thycotic Secret Server before 10.7 (issue 1 of 2).
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- CVE-2017-11725 — Medium (CVSS 5.4): The share function in Thycotic Secret Server before 10.2.000019 mishandles the Back Button, leading to unintended…
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