How severe is CVE-2018-5492?

CVE-2018-5492 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-2018-5492 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5492?

CVE-2018-5492 affects Netapp E-series Santricity Os Controller. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5492?

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-2018-5492 published?

CVE-2018-5492 was published on 2018-10-04 and last updated on 2026-06-17.

CVE-2018-5492

CVE-2018-5492 is a critical-severity vulnerability in Netapp E-series Santricity Os Controller 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% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Netapp E-series Santricity Os Controller
Published: 2018-10-04
Last modified: 2026-06-17

Description

NetApp E-Series SANtricity OS Controller Software 11.30 and later version 11.30.5 is susceptible to unauthenticated remote code execution.

Frequently asked questions

What is CVE-2018-5492?: NetApp E-Series SANtricity OS Controller Software 11.30 and later version 11.30.5 is susceptible to unauthenticated remote code execution.
How severe is CVE-2018-5492?: CVE-2018-5492 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-2018-5492 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5492?: CVE-2018-5492 affects Netapp E-series Santricity Os Controller. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5492?: 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-2018-5492 published?: CVE-2018-5492 was published on 2018-10-04 and last updated on 2026-06-17.

References

https://security.netapp.com/advisory/ntap-20181003-0001/

Affected products (1)

cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*

More vulnerabilities in Netapp E-series Santricity Os Controller

CVE-2021-43527 — Critical (CVSS 9.8): NSS (Network Security Services) versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling…
CVE-2021-3711 — Critical (CVSS 9.8): In order to decrypt SM2 encrypted data an application is expected to call the API function EVP_PKEY_decrypt().…
CVE-2021-33574 — Critical (CVSS 9.8): The mq_notify function in the GNU C Library (aka glibc) versions 2.32 and 2.33 has a use-after-free. It may use the…
CVE-2019-18805 — Critical (CVSS 9.8): An issue was discovered in net/ipv4/sysctl_net_ipv4.c in the Linux kernel before 5.0.11. There is a…
CVE-2019-12261 — Critical (CVSS 9.8): Wind River VxWorks 6.7 though 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 3 of 4). This is an IPNET…
CVE-2019-12260 — Critical (CVSS 9.8): Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security…

All CVEs affecting Netapp E-series Santricity Os Controller →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →