Cyber Resilience

CVE-2021-26969

Medium

Published: 05 March 2021

Published
05 March 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
EPSS Score 0.0058 69.4th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26969 is a medium-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Arubanetworks Airwave. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 30.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A remote authenticated authenticated xml external entity (xxe) vulnerability was discovered in Aruba AirWave Management Platform version(s): Prior to 8.2.12.0. Due to improper restrictions on XML entities a vulnerability exists in the web-based management interface of AirWave. A successful exploit…

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could allow an authenticated attacker to retrieve files from the local system or cause the application to consume system resources, resulting in a denial of service condition.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

arubanetworks
airwave
≤ 8.2.12.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-611

Penetration testing includes XML external entity payloads, detecting XXE vulnerabilities and enabling their mitigation.

addresses: CWE-611

Identifies XML external entity processing via monitoring of unusual file/network access or resource usage.

References