How severe is CVE-2018-20732?

CVE-2018-20732 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-20732 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20732?

CVE-2018-20732 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-2018-20732?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-20732 published?

CVE-2018-20732 was published on 2019-01-17 and last updated on 2026-06-17.

CVE-2018-20732

CVE-2018-20732 is a critical-severity vulnerability in Sas Web Infrastructure Platform with a CVSS 3.x base score of 9.8. 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Sas Web Infrastructure Platform
Published: 2019-01-17
Last modified: 2026-06-17

Description

SAS Web Infrastructure Platform before 9.4M6 allows remote attackers to execute arbitrary code via a Java deserialization variant.

Frequently asked questions

What is CVE-2018-20732?: SAS Web Infrastructure Platform before 9.4M6 allows remote attackers to execute arbitrary code via a Java deserialization variant.
How severe is CVE-2018-20732?: CVE-2018-20732 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-20732 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20732?: CVE-2018-20732 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-2018-20732?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-20732 published?: CVE-2018-20732 was published on 2019-01-17 and last updated on 2026-06-17.

References

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:*:*:*:*:*:*

More vulnerabilities in Sas Web Infrastructure Platform

CVE-2018-20733 — High (CVSS 7.5): BI Web Services in SAS Web Infrastructure Platform before 9.4M6 allows XXE.
CVE-2015-9281 — Medium (CVSS 6.1): Logon Manager in SAS Web Infrastructure Platform before 9.4M3 allows reflected XSS on the Timeout page.

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