How severe is CVE-2018-16957?

CVE-2018-16957 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-2018-16957 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16957?

CVE-2018-16957 affects Oracle Webcenter Interaction. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16957?

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-2018-16957 published?

CVE-2018-16957 was published on 2018-09-18 and last updated on 2026-06-17.

CVE-2018-16957

CVE-2018-16957 is a critical-severity vulnerability in Oracle Webcenter Interaction 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Oracle Webcenter Interaction
Published: 2018-09-18
Last modified: 2026-06-17

Description

The Oracle WebCenter Interaction 10.3.3 search service queryd.exe binary is compiled with the i1g2s3c4 hardcoded password. Authentication to the Oracle WCI search service uses this hardcoded password and cannot be customised by customers. An adversary able to access this service over a network could perform search queries to extract large quantities of sensitive information from the WCI installation. NOTE: this CVE is assigned by MITRE and isn't validated by Oracle because Oracle WebCenter Interaction Portal is out of support.

Frequently asked questions

What is CVE-2018-16957?: The Oracle WebCenter Interaction 10.3.3 search service queryd.exe binary is compiled with the i1g2s3c4 hardcoded password. Authentication to the Oracle WCI search service uses this hardcoded password and cannot be customised by customers. An adversary able to access this service over a network could perform search queries to extract large quantities of sensitive information from the WCI installation. NOTE: this CVE is assigned by MITRE and isn't validated by Oracle because Oracle WebCenter Interaction Portal is out of support.
How severe is CVE-2018-16957?: CVE-2018-16957 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-2018-16957 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16957?: CVE-2018-16957 affects Oracle Webcenter Interaction. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16957?: 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-2018-16957 published?: CVE-2018-16957 was published on 2018-09-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:oracle:webcenter_interaction:10.3.3:*:*:*:*:*:*:*

More vulnerabilities in Oracle Webcenter Interaction

CVE-2018-16952 — High (CVSS 8.8): The Oracle WebCenter Interaction Portal 10.3.3 does not implement protection against Cross-site Request Forgery in its…
CVE-2018-16956 — Medium (CVSS 6.5): The AjaxControl component of Oracle WebCenter Interaction Portal 10.3.3 does not validate the names of pages when…
CVE-2018-16955 — Medium (CVSS 6.1): The login function of Oracle WebCenter Interaction Portal 10.3.3 is vulnerable to reflected cross-site scripting (XSS).…
CVE-2018-16954 — Medium (CVSS 6.1): An issue was discovered in Oracle WebCenter Interaction Portal 10.3.3. The login function of the portal is vulnerable…
CVE-2018-16953 — Medium (CVSS 6.1): The AjaxView::DisplayResponse() function of the portalpages.dll assembly in Oracle WebCenter Interaction Portal 10.3.3…
CVE-2018-16958 — Medium (CVSS 5.4): An issue was discovered in Oracle WebCenter Interaction Portal 10.3.3. The ASP.NET_SessionID primary session cookie,…

All CVEs affecting Oracle Webcenter Interaction →

Other CWE-798 (Use of Hard-coded Credentials) vulnerabilities

CVE-2026-13768 — Critical (CVSS 10.0): Gardyn devices expose a privileged iothubowner key. Access to this key will allow a malicious user to invoke an IoTHub…
CVE-2026-45631 — Critical (CVSS 10.0): Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.27.0 to before 0.29.3, a hardcoded…
CVE-2026-22769 — Critical (CVSS 10.0): Dell RecoverPoint for Virtual Machines, versions prior to 6.0.3.1 HF1, contain a hardcoded credential vulnerability.…
CVE-2025-42890 — Critical (CVSS 10.0): SQL Anywhere Monitor (Non-GUI) baked credentials into the code,exposing the resources or functionality to unintended…
CVE-2025-7503 — Critical (CVSS 10.0): An OEM IP camera manufactured by Shenzhen Liandian Communication Technology LTD exposes a Telnet service (port 23) with…
CVE-2025-20309 — Critical (CVSS 10.0): A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session…

Browse all CWE-798 (Use of Hard-coded Credentials) vulnerabilities →