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Vulnerability record · CVE-2017-11321 · published 3 October 2017

CVE-2017-11321: Ucopia wireless appliance os command injection vulnerability

Ucopia · Wireless Appliance

The restricted shell interface in UCOPIA Wireless Appliance before 5.1.8 allows remote authenticated users to gain 'admin' privileges via shell metacharacters in the less command.

7.2 CVSS 3.1 High EPSS 8.3% · top 5.2% CWE-78 · OS command injection
7.2CVSS 3.1 base score, v2 6.5
8.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The restricted shell interface in UCOPIA Wireless Appliance before 5.1.8 allows remote authenticated users to gain 'admin' privileges via shell metacharacters in the less command.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://sysdream.com/news/lab/2017-09-29-cve-2017-11321-ucopia-wireless-appliance-5-1-8-restricted-shell-escape/ Exploit
https://www.exploit-db.com/exploits/42937/ ExploitThird Party AdvisoryVDB Entry
https://sysdream.com/news/lab/2017-09-29-cve-2017-11321-ucopia-wireless-appliance-5-1-8-restricted-shell-escape/ Exploit
https://www.exploit-db.com/exploits/42937/ ExploitThird Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2017-11321), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.