CVE-2018-15375
MEDIUMDescription
A vulnerability in the embedded test subsystem of Cisco IOS Software for Cisco 800 Series Industrial Integrated Services Routers could allow an authenticated, local attacker to write arbitrary values to arbitrary locations in the memory space of an affected device. The vulnerability is due to the presence of certain test commands that were intended to be available only in internal development builds of the affected software. An attacker could exploit this vulnerability by using these commands on an affected device. A successful exploit could allow the attacker to write arbitrary values to arbitrary locations in the memory space of the affected device.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 25% of all known CVEs.
References
Related Vulnerabilities
Other CWE-123 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2026-43284 | High | 7.8 | 93% | - | Fix |
| CVE-2026-43500 | High | 7.8 | 93% | - | Fix |
| CVE-2026-46300 | High | 7.8 | 7.0% | - | Fix |
| CVE-2015-8271 | Critical | 9.8 | 5.9% | - | Fix |
| CVE-2017-10994 | High | 7.3 | 4.9% | - | - |
| CVE-2025-55298 | High | 7.5 | 4.4% | - | Fix |
Common questions
How do I fix CVE-2018-15375?
No published fix for CVE-2018-15375 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2018-15375 being actively exploited?
Not that we know of. CVE-2018-15375 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.33% is the estimated probability that it will be exploited in the next 30 days. That is higher than 25% of all scored CVEs.
How severe is CVE-2018-15375?
CVE-2018-15375 has a CVSS v3 base score of 6.7, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.