How severe is CVE-2020-16103?

CVE-2020-16103 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-16103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-16103?

CVE-2020-16103 primarily affects Gallagher Command Centre. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-16103?

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-2020-16103 published?

CVE-2020-16103 was published on 2020-12-14 and last updated on 2026-06-17.

CVE-2020-16103

CVE-2020-16103 is a high-severity vulnerability in Gallagher Command Centre with a CVSS 3.x base score of 8.8. 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-843.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-843
Affected product: Gallagher Command Centre
Published: 2020-12-14
Last modified: 2026-06-17

Description

Type confusion in Gallagher Command Centre Server allows a remote attacker to crash the server or possibly cause remote code execution. This issue affects: Gallagher Command Centre 8.30 versions prior to 8.30.1236(MR1); 8.20 versions prior to 8.20.1166(MR3); 8.10 versions prior to 8.10.1211(MR5); version 8.00 and prior versions.

Frequently asked questions

What is CVE-2020-16103?: Type confusion in Gallagher Command Centre Server allows a remote attacker to crash the server or possibly cause remote code execution. This issue affects: Gallagher Command Centre 8.30 versions prior to 8.30.1236(MR1); 8.20 versions prior to 8.20.1166(MR3); 8.10 versions prior to 8.10.1211(MR5); version 8.00 and prior versions.
How severe is CVE-2020-16103?: CVE-2020-16103 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-16103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-16103?: CVE-2020-16103 primarily affects Gallagher Command Centre. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-16103?: 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-2020-16103 published?: CVE-2020-16103 was published on 2020-12-14 and last updated on 2026-06-17.

References

https://security.gallagher.com/Security-Advisories/CVE-2020-16103

Affected products (7)

cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.10.1211:-:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.10.1211:maintenance_release5:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.20.1166:-:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.20.1166:maintenance_release3:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.30.1236:-:*:*:*:*:*:*
cpe:2.3:a:gallagher:command_centre:8.30.1236:maintenance_release1:*:*:*:*:*:*

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