How severe is CVE-2018-20733?

CVE-2018-20733 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-20733 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20733?

CVE-2018-20733 primarily affects Sas Web Infrastructure Platform. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-20733?

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-2018-20733 published?

CVE-2018-20733 was published on 2019-01-17 and last updated on 2026-06-17.

CVE-2018-20733

CVE-2018-20733 is a high-severity vulnerability in Sas Web Infrastructure Platform with a CVSS 3.x base score of 7.5. 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-611.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Sas Web Infrastructure Platform
Published: 2019-01-17
Last modified: 2026-06-17

Description

BI Web Services in SAS Web Infrastructure Platform before 9.4M6 allows XXE.

Frequently asked questions

What is CVE-2018-20733?: BI Web Services in SAS Web Infrastructure Platform before 9.4M6 allows XXE.
How severe is CVE-2018-20733?: CVE-2018-20733 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-20733 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20733?: CVE-2018-20733 primarily affects Sas Web Infrastructure Platform. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-20733?: 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-2018-20733 published?: CVE-2018-20733 was published on 2019-01-17 and last updated on 2026-06-17.

References

http://support.sas.com/kb/62/987.html

Affected products (7)

cpe:2.3:a:sas:web_infrastructure_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:-:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:maintenance_release_1:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:maintenance_release_2:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:maintenance_release_3:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:maintenance_release_4:*:*:*:*:*:*
cpe:2.3:a:sas:web_infrastructure_platform:9.4:maintenance_release_5:*:*:*:*:*:*

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