CVE-2021-3528
CVE-2021-3528 is a high-severity vulnerability in Redhat Noobaa-operator 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. The underlying weakness is classified as CWE-532.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-532
- Affected product: Redhat Noobaa-operator
- Published:
- Last modified:
Description
A flaw was found in noobaa-operator in versions before 5.7.0, where internal RPC AuthTokens between the noobaa operator and the noobaa core are leaked into log files. An attacker with access to the log files could use this AuthToken to gain additional access into noobaa deployment and can read/modify system configuration.
Frequently asked questions
- What is CVE-2021-3528?
- A flaw was found in noobaa-operator in versions before 5.7.0, where internal RPC AuthTokens between the noobaa operator and the noobaa core are leaked into log files. An attacker with access to the log files could use this AuthToken to gain additional access into noobaa deployment and can read/modify system configuration.
- How severe is CVE-2021-3528?
- CVE-2021-3528 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-2021-3528 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-3528?
- CVE-2021-3528 affects Redhat Noobaa-operator. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-3528?
- 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-2021-3528 published?
- CVE-2021-3528 was published on 2021-05-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:redhat:noobaa-operator:*:*:*:*:*:*:*:*
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