CVE-2017-14955

Checkmk vulnerability

CVSS

5.9

EPSS

12.1%

EPSS pct

96th

Exploited

No known

Check_MK before 1.2.8p26 mishandles certain errors within the failed-login save feature because of a race condition, which allows remote attackers to obtain sensitive user information by reading a GUI crash report.

Affected vendor

Checkmk

Affected product

Checkmk

CVSS vector

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

Weakness type (CWE)

CWE-200 — Exposure of Sensitive Information
CWE-362 — Race Condition

Published

2017-10-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 12.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2017-14955

Confirm whether Checkmk Checkmk is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-14955.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-14955

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-14955 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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