How severe is CVE-2018-5265?

CVE-2018-5265 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-5265 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5265?

CVE-2018-5265 affects Ui Edgeos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5265?

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-2018-5265 published?

CVE-2018-5265 was published on 2019-06-07 and last updated on 2026-06-17.

CVE-2018-5265

CVE-2018-5265 is a high-severity vulnerability in Ui Edgeos with a CVSS 3.x base score of 7.2. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Ui Edgeos
Published: 2019-06-07
Last modified: 2026-06-17

Description

Ubiquiti EdgeOS 1.9.1 on EdgeRouter Lite devices allows remote attackers to execute arbitrary code with admin credentials, because /opt/vyatta/share/vyatta-cfg/templates/system/static-host-mapping/host-name/node.def does not sanitize the 'alias' or 'ips' parameter for shell metacharacters.

Frequently asked questions

What is CVE-2018-5265?: Ubiquiti EdgeOS 1.9.1 on EdgeRouter Lite devices allows remote attackers to execute arbitrary code with admin credentials, because /opt/vyatta/share/vyatta-cfg/templates/system/static-host-mapping/host-name/node.def does not sanitize the 'alias' or 'ips' parameter for shell metacharacters.
How severe is CVE-2018-5265?: CVE-2018-5265 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-5265 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5265?: CVE-2018-5265 affects Ui Edgeos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5265?: 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-2018-5265 published?: CVE-2018-5265 was published on 2019-06-07 and last updated on 2026-06-17.

References

https://www.red4sec.com/cve/edgerouter_lite.txt

Affected products (1)

cpe:2.3:o:ui:edgeos:1.9.1:*:*:*:*:*:*:*

More vulnerabilities in Ui Edgeos

CVE-2017-0935 — High (CVSS 8.8): Ubiquiti Networks EdgeOS version 1.9.1.1 and prior suffer from an Improper Privilege Management vulnerability due to…

All CVEs affecting Ui Edgeos →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-19188 — Critical (CVSS 10.0): A critical OS command injection vulnerability has been identified in the Haiwell IoT Cloud HMI Gateway product. The…
CVE-2026-48362 — Critical (CVSS 10.0): ColdFusion is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')…
CVE-2026-16812 — Critical (CVSS 10.0): VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access…
CVE-2026-6516 — Critical (CVSS 10.0): Zohocorp ManageEngine ADAudit Plus versions before 8606 are affected by Unauthenticated Remote code execution due to…
CVE-2026-46339 — Critical (CVSS 10.0): 9Router is an AI router & token saver. From 0.4.30 until 0.4.37, 9Router's src/proxy.js middleware did not protect…
CVE-2026-59726 — Critical (CVSS 10.0): Ruflo is an agent meta-harness for Claude Code and Codex. Prior to 3.16.3, ruflo's default docker-compose deployment…

Browse all CWE-78 (OS Command Injection) vulnerabilities →