How severe is CVE-2021-3191?

CVE-2021-3191 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-3191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3191?

CVE-2021-3191 primarily affects Hpe Web Viewpoint. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-3191?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-3191 published?

CVE-2021-3191 was published on 2021-02-09 and last updated on 2026-06-17.

CVE-2021-3191

CVE-2021-3191 is a high-severity vulnerability in Hpe Web Viewpoint with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hpe Web Viewpoint
Published: 2021-02-09
Last modified: 2026-06-17

Description

Idelji Web ViewPoint Suite, as used in conjunction with HPE NonStop, allows Remote Unauthorized Access for T0320L01^ABY and T0320L01^ACD, T0952L01^AAR through T0952L01^AAX, and T0986L01^AAD through T0986L01^AAJ (L) and T0320H01^ABW through T0320H01^ACC, T0952H01^AAQ through T0952H01^AAW, and T0986H01^AAC through T0986H01^AAI (J and H).

Frequently asked questions

What is CVE-2021-3191?: Idelji Web ViewPoint Suite, as used in conjunction with HPE NonStop, allows Remote Unauthorized Access for T0320L01^ABY and T0320L01^ACD, T0952L01^AAR through T0952L01^AAX, and T0986L01^AAD through T0986L01^AAJ (L) and T0320H01^ABW through T0320H01^ACC, T0952H01^AAQ through T0952H01^AAW, and T0986H01^AAC through T0986H01^AAI (J and H).
How severe is CVE-2021-3191?: CVE-2021-3191 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-3191 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3191?: CVE-2021-3191 primarily affects Hpe Web Viewpoint. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-3191?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-3191 published?: CVE-2021-3191 was published on 2021-02-09 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:hpe:web_viewpoint:*:*:*:*:*:*:*:*
cpe:2.3:a:hpe:web_viewpoint:15.02.00:*:*:*:*:*:*:*
cpe:2.3:a:hpe:web_viewpoint:15.02.01:*:*:*:*:*:*:*
cpe:2.3:a:hpe:web_viewpoint:t0320l01\^aby:*:*:*:*:*:*:*
cpe:2.3:a:hpe:web_viewpoint:t0320l01\^acd:*:*:*:*:*:*:*

More vulnerabilities in Hpe Web Viewpoint

CVE-2021-22267 — Medium (CVSS 5.9): Idelji Web ViewPoint Suite, as used in conjunction with HPE NonStop, allows a remote replay attack for T0320L01^ABP…

All CVEs affecting Hpe Web Viewpoint →