How severe is CVE-2019-3867?

CVE-2019-3867 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2019-3867 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-3867?

CVE-2019-3867 primarily affects Redhat Quay. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-3867?

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

When was CVE-2019-3867 published?

CVE-2019-3867 was published on 2021-03-18 and last updated on 2026-06-17.

CVE-2019-3867

CVE-2019-3867 is a medium-severity vulnerability in Redhat Quay with a CVSS 3.x base score of 4.1. 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-613.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
CVSS v2: 4.4
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Redhat Quay
Published: 2021-03-18
Last modified: 2026-06-17

Description

A vulnerability was found in the Quay web application. Sessions in the Quay web application never expire. An attacker, able to gain access to a session, could use it to control or delete a user's container repository. Red Hat Quay 2 and 3 are vulnerable to this issue.

Frequently asked questions

What is CVE-2019-3867?: A vulnerability was found in the Quay web application. Sessions in the Quay web application never expire. An attacker, able to gain access to a session, could use it to control or delete a user's container repository. Red Hat Quay 2 and 3 are vulnerable to this issue.
How severe is CVE-2019-3867?: CVE-2019-3867 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2019-3867 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-3867?: CVE-2019-3867 primarily affects Redhat Quay. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-3867?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-3867 published?: CVE-2019-3867 was published on 2021-03-18 and last updated on 2026-06-17.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1772704

Affected products (2)

cpe:2.3:a:redhat:quay:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:quay:3.0.0:*:*:*:*:*:*:*

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