How severe is CVE-2018-1822?

CVE-2018-1822 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-2018-1822 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-2018-1822?

CVE-2018-1822 primarily affects Ibm Flashsystem 900 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1822?

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-2018-1822 published?

CVE-2018-1822 was published on 2018-10-18 and last updated on 2026-06-17.

CVE-2018-1822

CVE-2018-1822 is a critical-severity vulnerability in Ibm Flashsystem 900 Firmware 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-287.

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-287
Affected product: Ibm Flashsystem 900 Firmware
Published: 2018-10-18
Last modified: 2026-06-17

Description

IBM FlashSystem 900 product GUI allows a specially crafted attack to bypass the authentication requirements of the system, resulting in the ability to remotely change the superuser password. This can be used by an attacker to gain administrative control or to deny service. IBM X-Force ID: 150296.

Frequently asked questions

What is CVE-2018-1822?: IBM FlashSystem 900 product GUI allows a specially crafted attack to bypass the authentication requirements of the system, resulting in the ability to remotely change the superuser password. This can be used by an attacker to gain administrative control or to deny service. IBM X-Force ID: 150296.
How severe is CVE-2018-1822?: CVE-2018-1822 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-2018-1822 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-2018-1822?: CVE-2018-1822 primarily affects Ibm Flashsystem 900 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1822?: 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-2018-1822 published?: CVE-2018-1822 was published on 2018-10-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:ibm:flashsystem_900_firmware:1.4:*:*:*:*:*:*:*
cpe:2.3:o:ibm:flashsystem_840_firmware:1.4:*:*:*:*:*:*:*

More vulnerabilities in Ibm Flashsystem 900 Firmware

CVE-2018-1495 — Medium (CVSS 6.5): IBM FlashSystem V840 and V900 products could allow an authenticated attacker with specialized access to overwrite…
CVE-2020-4987 — Medium (CVSS 5.4): The IBM FlashSystem 900 user management GUI is vulnerable to stored cross-site scripting in code versions 1.5.2.8 and…

All CVEs affecting Ibm Flashsystem 900 Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →