How severe is CVE-2021-32520?

CVE-2021-32520 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-2021-32520 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32520?

CVE-2021-32520 affects Qsan Storage Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32520?

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-2021-32520 published?

CVE-2021-32520 was published on 2021-07-07 and last updated on 2026-06-17.

CVE-2021-32520

CVE-2021-32520 is a critical-severity vulnerability in Qsan Storage Manager 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-321.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-321
Affected product: Qsan Storage Manager
Published: 2021-07-07
Last modified: 2026-06-17

Description

Use of hard-coded cryptographic key vulnerability in QSAN Storage Manager allows attackers to obtain users’ credentials and related permissions. Suggest contacting with QSAN and refer to recommendations in QSAN Document.

Frequently asked questions

What is CVE-2021-32520?: Use of hard-coded cryptographic key vulnerability in QSAN Storage Manager allows attackers to obtain users’ credentials and related permissions. Suggest contacting with QSAN and refer to recommendations in QSAN Document.
How severe is CVE-2021-32520?: CVE-2021-32520 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-2021-32520 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32520?: CVE-2021-32520 affects Qsan Storage Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32520?: 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-2021-32520 published?: CVE-2021-32520 was published on 2021-07-07 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-4876-8da07-1.html

Affected products (1)

cpe:2.3:a:qsan:storage_manager:*:*:*:*:*:*:*:*

More vulnerabilities in Qsan Storage Manager

CVE-2021-32522 — Critical (CVSS 9.8): Improper restriction of excessive authentication attempts vulnerability in QSAN Storage Manager, XEVO, SANOS allows…
CVE-2021-32519 — Critical (CVSS 9.8): Use of password hash with insufficient computational effort vulnerability in QSAN Storage Manager, XEVO, SANOS allows…
CVE-2021-32513 — Critical (CVSS 9.8): QsanTorture in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated…
CVE-2021-32512 — Critical (CVSS 9.8): QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated…
CVE-2021-32525 — Critical (CVSS 9.1): The same hard-coded password in QSAN Storage Manager's in the firmware allows remote attackers to access the control…
CVE-2021-32524 — Critical (CVSS 9.1): Command injection vulnerability in QSAN Storage Manager allows remote privileged users to execute arbitrary commands.…

All CVEs affecting Qsan Storage Manager →

Other CWE-321 vulnerabilities

CVE-2024-30207 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC RTLS Locating Manager (6GT2780-0DA00) (All versions < V3.0.1.1), SIMATIC…
CVE-2014-5419 — Critical (CVSS 10.0): GE Multilink ML800, ML1200, ML1600, and ML2400 switches with firmware 4.2.1 and earlier and Multilink ML810, ML3000,…
CVE-2024-35344 — Critical (CVSS 9.9): Certain Anpviz products contain a hardcoded cryptographic key stored in the firmware of the device. This affects…
CVE-2026-16504 — Critical (CVSS 9.8): Deployment of the VPS.org one-click Zulip template deploys a hardcoded application signing key, a default database…
CVE-2021-32086 — Critical (CVSS 9.8): An issue was discovered in Quest KACE Systems Deployment Appliance (SMA) 11.0.273. It uses a hardcoded symmetric…
CVE-2026-47410 — Critical (CVSS 9.8): PraisonAI Platform is the platform layer for the PraisonAI multi-agent teams system. Versions prior to 0.1.4 have an…

Browse all CWE-321 vulnerabilities →