How severe is CVE-2025-11832?

CVE-2025-11832 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-2025-11832 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11832?

CVE-2025-11832 primarily affects Azure-access Blu-ic2 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-2025-11832?

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.

Does CVE-2025-11832 have an EU (EUVD) identifier?

Yes. CVE-2025-11832 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34698.

When was CVE-2025-11832 published?

CVE-2025-11832 was published on 2025-10-15 and last updated on 2026-06-17.

CVE-2025-11832

CVE-2025-11832 is a critical-severity vulnerability in Azure-access Blu-ic2 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-770.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 10.0
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34698
Weakness: CWE-770
Affected product: Azure-access Blu-ic2 Firmware
Published: 2025-10-15
Last modified: 2026-06-17

Description

Allocation of Resources Without Limits or Throttling vulnerability in Azure Access Technology BLU-IC2, Azure Access Technology BLU-IC4 allows Flooding.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.

Frequently asked questions

What is CVE-2025-11832?: Allocation of Resources Without Limits or Throttling vulnerability in Azure Access Technology BLU-IC2, Azure Access Technology BLU-IC4 allows Flooding.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
How severe is CVE-2025-11832?: CVE-2025-11832 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-2025-11832 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11832?: CVE-2025-11832 primarily affects Azure-access Blu-ic2 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-2025-11832?: 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.
Does CVE-2025-11832 have an EU (EUVD) identifier?: Yes. CVE-2025-11832 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34698.
When was CVE-2025-11832 published?: CVE-2025-11832 was published on 2025-10-15 and last updated on 2026-06-17.

References

https://azure-access.com/security-advisories

Affected products (2)

cpe:2.3:o:azure-access:blu-ic2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:azure-access:blu-ic4_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Azure-access Blu-ic2 Firmware

CVE-2025-12603 — Critical (CVSS 9.8): /etc/timezone can be Arbitrarily Written.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2025-12602 — Critical (CVSS 9.8): /etc/avahi/services/z9.service can be Arbitrarily Written.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through…
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CVE-2025-12554 — Critical (CVSS 9.8): Missing Security Headers.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2025-12553 — Critical (CVSS 9.8): Email Server Certificate Verification Disabled.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.

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CVE-2022-3439 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling in GitHub repository ikus060/rdiffweb prior to 2.5.0.
CVE-2022-3456 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling in GitHub repository ikus060/rdiffweb prior to 2.5.0.

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