How severe is CVE-2017-7528?

CVE-2017-7528 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2017-7528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7528?

CVE-2017-7528 primarily affects Redhat Ansible Tower. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7528?

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

When was CVE-2017-7528 published?

CVE-2017-7528 was published on 2018-08-22 and last updated on 2026-06-17.

CVE-2017-7528

CVE-2017-7528 is a medium-severity vulnerability in Redhat Ansible Tower with a CVSS 3.x base score of 5.2. 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-93.

Key facts

Severity: Medium (CVSS 3.x base score 5.2)
CVSS v2: 3.3
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-93
Affected product: Redhat Ansible Tower
Published: 2018-08-22
Last modified: 2026-06-17

Description

Ansible Tower as shipped with Red Hat CloudForms Management Engine 5 is vulnerable to CRLF Injection. It was found that X-Forwarded-For header allows internal servers to deploy other systems (using callback).

Frequently asked questions

What is CVE-2017-7528?: Ansible Tower as shipped with Red Hat CloudForms Management Engine 5 is vulnerable to CRLF Injection. It was found that X-Forwarded-For header allows internal servers to deploy other systems (using callback).
How severe is CVE-2017-7528?: CVE-2017-7528 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2017-7528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7528?: CVE-2017-7528 primarily affects Redhat Ansible Tower. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7528 published?: CVE-2017-7528 was published on 2018-08-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:redhat:ansible_tower:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:cloudforms_management_engine:5.0:*:*:*:*:*:*:*

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