How severe is CVE-2021-41322?

CVE-2021-41322 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-2021-41322 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41322?

CVE-2021-41322 primarily affects Polycom Vvx 400 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-2021-41322?

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-2021-41322 published?

CVE-2021-41322 was published on 2021-10-04 and last updated on 2026-06-17.

CVE-2021-41322

CVE-2021-41322 is a high-severity vulnerability in Polycom Vvx 400 Firmware 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: 6.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Polycom Vvx 400 Firmware
Published: 2021-10-04
Last modified: 2026-06-17

Description

Poly VVX 400/410 5.3.1 allows low-privileged users to change the Admin password by modifying a POST parameter to 120 during the password reset process.

Frequently asked questions

What is CVE-2021-41322?: Poly VVX 400/410 5.3.1 allows low-privileged users to change the Admin password by modifying a POST parameter to 120 during the password reset process.
How severe is CVE-2021-41322?: CVE-2021-41322 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-2021-41322 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41322?: CVE-2021-41322 primarily affects Polycom Vvx 400 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-2021-41322?: 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-2021-41322 published?: CVE-2021-41322 was published on 2021-10-04 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:polycom:vvx_400_firmware:5.3.1:*:*:*:*:*:*:*
cpe:2.3:o:polycom:vvx_410_firmware:5.3.1:*:*:*:*:*:*:*