How severe is CVE-2018-15359?

CVE-2018-15359 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-15359 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15359?

CVE-2018-15359 affects Eltex Esp-200 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15359?

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-2018-15359 published?

CVE-2018-15359 was published on 2018-08-17 and last updated on 2026-06-17.

CVE-2018-15359

CVE-2018-15359 is a high-severity vulnerability in Eltex Esp-200 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Eltex Esp-200 Firmware
Published: 2018-08-17
Last modified: 2026-06-17

Description

An authenticated attacker with low privileges can use insecure sudo configuration to expand attack surface in Eltex ESP-200 firmware version 1.2.0.

Frequently asked questions

What is CVE-2018-15359?: An authenticated attacker with low privileges can use insecure sudo configuration to expand attack surface in Eltex ESP-200 firmware version 1.2.0.
How severe is CVE-2018-15359?: CVE-2018-15359 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-15359 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15359?: CVE-2018-15359 affects Eltex Esp-200 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15359?: 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-2018-15359 published?: CVE-2018-15359 was published on 2018-08-17 and last updated on 2026-06-17.

References

https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/08/17/klcert-18-015-eltex-esp-200-router-unsecure-sudo-configuration/

Affected products (1)

cpe:2.3:o:eltex:esp-200_firmware:1.2.0:*:*:*:*:*:*:*

More vulnerabilities in Eltex Esp-200 Firmware

CVE-2018-15358 — High (CVSS 8.8): An authenticated attacker with low privileges can activate high privileged user and use it to expand attack surface in…
CVE-2018-15356 — High (CVSS 8.8): An authenticated attacker can execute arbitrary code using command ejection in Eltex ESP-200 firmware version 1.2.0.
CVE-2018-15360 — High (CVSS 7.3): An attacker without authentication can login with default credentials for privileged users in Eltex ESP-200 firmware…
CVE-2018-15357 — Medium (CVSS 6.5): An authenticated attacker with low privileges can extract password hash information for all users in Eltex ESP-200…

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