CVE-2021-25157: A remote arbitrary file read vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant…
Noroxi assessment
Priority: Monitor (action score 22/100)
- Public proof-of-concept code exists (Exploit-DB); there is no record of exploitation in the wild.
- Probability of exploitation in the next 30 days: 10.2% (FIRST EPSS); higher than 95.7% of all records.
- Anyone who can reach it over the internet can trigger it. Administrator privileges are required. No user action is required. No special conditions are required; it is repeatable.
- According to the record, no fixed version is available yet.
Low priority for now. Update when a fix is released; follow the vendor's advisory.
Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it
Primary sources: NVD · CVE.org · FIRST EPSS
A remote arbitrary file read vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.17 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.6 and below; Aruba Instant 8.7.x: 8.7.1.0 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.
- Published
- Mar 29, 2021
- Updated
- Jun 16, 2026
- EPSS
- 10.2% · 95th percentile
- CWE
- —
Report tools
Action score
22
Low priority for now.
- CVSS
- 19 / 40 · 4.9 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 3 / 30 · 10.2%
Get told when this record changes
- Not in KEV: no record of exploitation in the wild
- Proof of concept exists, no weaponized module
- No fixed version yet
If any of these changes, we'll tell you in the daily email digest.
Is your version affected? Check itNoroxi analysis
What does it mean in your environment?
The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.
We use this product, ask for helpAffected systems
Is your version affected?
Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.
| Vendor | Product | CPE |
|---|---|---|
| arubanetworks | instant | cpe:2.3:o:arubanetworks:instant |
| siemens | scalance w1750d firmware | cpe:2.3:o:siemens:scalance_w1750d_firmware |
| siemens | scalance w1750d | cpe:2.3:h:siemens:scalance_w1750d |
Versions reported by the vendor
Affected version ranges reported by the assigning authority (hpe). Independent of NVD's CPE analysis and usually ahead of it.
n/a Aruba Instant Access Points
- Aruba Instant 6.4.x: 6.4.4.8-4.2.4.17 and below, Aruba Instant 6.5.x: 6.5.4.18 and below, Aruba Instant 8.3.x: 8.3.0.14 and below, Aruba Instant 8.5.x: 8.5.0.11 and below, Aruba Instant 8.6.x: 8.6.0.6 and below, Aruba Instant 8.7.x: 8.7.1.0 and belowaffected
Affected versions · NVD (7)
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- arubanetworks instant6.4.0.0 and later · up to 6.4.4.8-4.2.4.18 inclusive
- arubanetworks instant6.5.0.0 and later · before 6.5.4.19
- arubanetworks instant8.3.0.0 and later · before 8.3.0.15
- arubanetworks instant8.5.0.0 and later · before 8.5.0.12
- arubanetworks instant8.6.0.0 and later · before 8.6.0.7
- arubanetworks instant8.7.0.0 and later · before 8.7.1.1
- siemens scalance w1750d firmware8.7.0 and later · before 8.7.1.3
Same product
arubanetworks: all recordsOther highest-scoring records for the same primary product.
- CVE-2021-25162A remote execution of arbitrary commands vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s)…40Plan
- CVE-2019-5319A remote buffer overflow vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x…40Plan
- CVE-2021-25149A remote buffer overflow vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x…40Plan
Published before and after this one in the same product
- ← EarlierCVE-2021-25155Mar 29, 2021 · A remote arbitrary file modification vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba…30Monitor
- ← EarlierCVE-2021-25156Mar 29, 2021 · A remote arbitrary directory create vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba…31Monitor
- Later →CVE-2021-25158Mar 29, 2021 · A remote arbitrary file read vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant…32Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
Proof of concept available
A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.
Evidence
- Exploit-DB entry ×1
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Exploit-DB entry | remote | 2021-07-15 |
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- Published
- First PoC+107 d
- TodayNov 12, 2026+2054 d
Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · variant or chain candidate · public bounty program.
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- Administrator privileges are required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
—
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log (0)
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Show all references (1 more)Show less
Vendor advisories and official records. Exploit/PoC links are deliberately left out.