How severe is CVE-2020-4545?

CVE-2020-4545 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-4545 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4545?

CVE-2020-4545 affects Ibm Aspera Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4545?

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-2020-4545 published?

CVE-2020-4545 was published on 2020-09-04 and last updated on 2026-06-17.

CVE-2020-4545

CVE-2020-4545 is a high-severity vulnerability in Ibm Aspera Connect with a CVSS 3.x base score of 7.8. 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-426.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 9.3
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-426
Affected product: Ibm Aspera Connect
Published: 2020-09-04
Last modified: 2026-06-17

Description

IBM Aspera Connect 3.9.9 could allow a remote attacker to execute arbitrary code on the system, caused by improper loading of Dynamic Link Libraries by the import feature. By persuading a victim to open a specially-crafted .DLL file, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 183190.

Frequently asked questions

What is CVE-2020-4545?: IBM Aspera Connect 3.9.9 could allow a remote attacker to execute arbitrary code on the system, caused by improper loading of Dynamic Link Libraries by the import feature. By persuading a victim to open a specially-crafted .DLL file, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 183190.
How severe is CVE-2020-4545?: CVE-2020-4545 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-4545 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4545?: CVE-2020-4545 affects Ibm Aspera Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4545?: 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-2020-4545 published?: CVE-2020-4545 was published on 2020-09-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:aspera_connect:*:*:*:*:*:*:*:*

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