How severe is CVE-2019-15055?

CVE-2019-15055 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2019-15055 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-15055?

CVE-2019-15055 affects Mikrotik Routeros. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-15055?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-15055 published?

CVE-2019-15055 was published on 2019-08-26 and last updated on 2026-06-17.

CVE-2019-15055

CVE-2019-15055 is a medium-severity vulnerability in Mikrotik Routeros with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.5
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Mikrotik Routeros
Published: 2019-08-26
Last modified: 2026-06-17

Description

MikroTik RouterOS through 6.44.5 and 6.45.x through 6.45.3 improperly handles the disk name, which allows authenticated users to delete arbitrary files. Attackers can exploit this vulnerability to reset credential storage, which allows them access to the management interface as an administrator without authentication.

Frequently asked questions

What is CVE-2019-15055?: MikroTik RouterOS through 6.44.5 and 6.45.x through 6.45.3 improperly handles the disk name, which allows authenticated users to delete arbitrary files. Attackers can exploit this vulnerability to reset credential storage, which allows them access to the management interface as an administrator without authentication.
How severe is CVE-2019-15055?: CVE-2019-15055 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2019-15055 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15055?: CVE-2019-15055 affects Mikrotik Routeros. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-15055 published?: CVE-2019-15055 was published on 2019-08-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*

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CVE-2023-30799 — Critical (CVSS 9.1): MikroTik RouterOS stable before 6.49.7 and long-term through 6.48.6 are vulnerable to a privilege escalation issue. A…
CVE-2018-14847 — Critical (CVSS 9.1): MikroTik RouterOS through 6.42 allows unauthenticated remote attackers to read arbitrary files and remote authenticated…
CVE-2022-45313 — High (CVSS 8.8): Mikrotik RouterOs before stable v7.5 was discovered to contain an out-of-bounds read in the hotspot process. This…

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Threat intelligence

Threat-intel indicators referencing this CVE:

35.130.111.98 (ipv4-addr)
35.130.111.146 (ipv4-addr)
27.110.176.222 (ipv4-addr)
203.130.248.214 (ipv4-addr)
77.92.203.11 (ipv4-addr)
185.229.197.156 (ipv4-addr)
195.64.252.168 (ipv4-addr)
187.85.151.50 (ipv4-addr)