CVE-2021-37734 json
A remote unauthorized read access to files vulnerability was discovered in Aruba Instant version(s): 6.4.x.x: 6.4.4.8-4.2.4.18 and below; A…
published 2021-10-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24215
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
A remote unauthorized read access to files vulnerability was discovered in Aruba Instant version(s): 6.4.x.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x.x: 6.5.4.19 and below; Aruba Instant 8.5.x.x: 8.5.0.12 and below; Aruba Instant 8.6.x.x: 8.6.0.11 and below; Aruba Instant 8.7.x.x: 8.7.1.3 and below; Aruba Instant 8.8.x.x: 8.8.0.0 and below. Aruba has released patches for Aruba Instant (IAP) that address this security vulnerability.
Patch / fix
- arubanetworks aruba_instant 6.4.4.8-4.2.4.19, 6.5.4.20, 8.5.0.13, 8.6.0.12, 8.7.1.4
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-315-06 updated cvss 4.9
Siemens SCALANCE W1750D
-
Siemens SCALANCE W1750D <V8.7.1.3, >=V8.7.1.3_<V8.7.1.9affected: fixed in V8.7.1.3, workaround support.industry.siemens.com
Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf
Exploit prediction
0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
Affected products
- n/a HPE Aruba Instant (IAP)
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
cert-portal.siemens.com
/productcert/pdf/ssa-917476.pdf
patch, third-party-advisory
-
arubanetworks.com
/assets/alert/ARUBA-PSA-2021-017.txt
vendor-advisory
Sources
- CVE List CVE-2021-37734
- NVD CVE-2021-37734
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