How severe is CVE-2018-1103?

CVE-2018-1103 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-1103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1103?

CVE-2018-1103 affects Redhat Source-to-image. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1103?

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

When was CVE-2018-1103 published?

CVE-2018-1103 was published on 2018-06-12 and last updated on 2026-06-17.

CVE-2018-1103

CVE-2018-1103 is a medium-severity vulnerability in Redhat Source-to-image with a CVSS 3.x base score of 6.1. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Redhat Source-to-image
Published: 2018-06-12
Last modified: 2026-06-17

Description

Openshift Enterprise source-to-image before version 1.1.10 is vulnerable to an improper validation of user input. An attacker who could trick a user into using the command to copy files locally, from a pod, could override files outside of the target directory of the command.

Frequently asked questions

What is CVE-2018-1103?: Openshift Enterprise source-to-image before version 1.1.10 is vulnerable to an improper validation of user input. An attacker who could trick a user into using the command to copy files locally, from a pod, could override files outside of the target directory of the command.
How severe is CVE-2018-1103?: CVE-2018-1103 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-1103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1103?: CVE-2018-1103 affects Redhat Source-to-image. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1103?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1103 published?: CVE-2018-1103 was published on 2018-06-12 and last updated on 2026-06-17.

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1103

Affected products (1)

cpe:2.3:a:redhat:source-to-image:*:*:*:*:*:*:*:*

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