How severe is CVE-2018-1771?

CVE-2018-1771 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1771 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1771?

CVE-2018-1771 primarily affects Ibm Domino. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1771?

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-2018-1771 published?

CVE-2018-1771 was published on 2018-12-20 and last updated on 2026-06-17.

CVE-2018-1771

CVE-2018-1771 is a high-severity vulnerability in Ibm Domino with a CVSS 3.x base score of 8.4. 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-119.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v2: 7.2
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ibm Domino
Published: 2018-12-20
Last modified: 2026-06-17

Description

IBM Domino 9.0 and 9.0.1 could allow an attacker to execute commands on the system by triggering a buffer overflow in the parsing of command line arguments passed to nsd.exe. IBM X-force ID: 148687.

Frequently asked questions

What is CVE-2018-1771?: IBM Domino 9.0 and 9.0.1 could allow an attacker to execute commands on the system by triggering a buffer overflow in the parsing of command line arguments passed to nsd.exe. IBM X-force ID: 148687.
How severe is CVE-2018-1771?: CVE-2018-1771 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1771 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1771?: CVE-2018-1771 primarily affects Ibm Domino. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1771?: 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-2018-1771 published?: CVE-2018-1771 was published on 2018-12-20 and last updated on 2026-06-17.

References

Affected products (19)

cpe:2.3:a:ibm:domino:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.0.0:if1:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.0.0:if2:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.0.0:if3:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.0.0:if4:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.1.10:if1:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.1.10:if2:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.1.10:if3:*:*:*:*:*:*
cpe:2.3:a:ibm:domino:9.0.1.10:if4:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.0.0:if1:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.0.0:if2:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.0.0:if3:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.0.0:if4:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.1.10:if1:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.1.10:if2:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.1.10:if3:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.1.10:if4:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:9.0.1.10:if5:*:*:*:*:*:*

More vulnerabilities in Ibm Domino

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CVE-2015-0134 — Critical (CVSS 10.0): Buffer overflow in the SSLv2 implementation in IBM Domino 8.5.x before 8.5.1 FP5 IF3, 8.5.2 before FP4 IF3, 8.5.3…
CVE-2015-0117 — Critical (CVSS 10.0): The LDAP Server in IBM Domino 8.5.x before 8.5.3 FP6 IF6 and 9.x before 9.0.1 FP3 IF1 allows remote attackers to…
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