How severe is CVE-2020-14156?

CVE-2020-14156 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-2020-14156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14156?

CVE-2020-14156 affects Openbmc-project Openbmc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14156?

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-2020-14156 published?

CVE-2020-14156 was published on 2020-06-15 and last updated on 2026-06-17.

CVE-2020-14156

CVE-2020-14156 is a high-severity vulnerability in Openbmc-project Openbmc 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. The underlying weakness is classified as CWE-276.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Openbmc-project Openbmc
Published: 2020-06-15
Last modified: 2026-06-17

Description

user_channel/passwd_mgr.cpp in OpenBMC phosphor-host-ipmid before 2020-04-03 does not ensure that /etc/ipmi-pass has strong file permissions.

Frequently asked questions

What is CVE-2020-14156?: user_channel/passwd_mgr.cpp in OpenBMC phosphor-host-ipmid before 2020-04-03 does not ensure that /etc/ipmi-pass has strong file permissions.
How severe is CVE-2020-14156?: CVE-2020-14156 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-2020-14156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14156?: CVE-2020-14156 affects Openbmc-project Openbmc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14156?: 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-2020-14156 published?: CVE-2020-14156 was published on 2020-06-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openbmc-project:openbmc:*:*:*:*:*:*:*:*

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