How severe is CVE-2018-19648?

CVE-2018-19648 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-2018-19648 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19648?

CVE-2018-19648 primarily affects Adtran Pmaa. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-19648?

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-2018-19648 published?

CVE-2018-19648 was published on 2019-03-27 and last updated on 2026-06-17.

CVE-2018-19648

CVE-2018-19648 is a high-severity vulnerability in Adtran Pmaa 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-269.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Adtran Pmaa
Published: 2019-03-27
Last modified: 2026-06-17

Description

An issue was discovered in ADTRAN PMAA 1.6.2-1, 1.6.3, and 1.6.4. NETCONF Access Management (NACM) allows unprivileged users to create privileged users and execute arbitrary commands via the use of the diagnostic-profile over RESTCONF.

Frequently asked questions

What is CVE-2018-19648?: An issue was discovered in ADTRAN PMAA 1.6.2-1, 1.6.3, and 1.6.4. NETCONF Access Management (NACM) allows unprivileged users to create privileged users and execute arbitrary commands via the use of the diagnostic-profile over RESTCONF.
How severe is CVE-2018-19648?: CVE-2018-19648 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-2018-19648 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19648?: CVE-2018-19648 primarily affects Adtran Pmaa. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-19648?: 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-2018-19648 published?: CVE-2018-19648 was published on 2019-03-27 and last updated on 2026-06-17.

References

https://supportforums.adtran.com/docs/DOC-9344

Affected products (2)

cpe:2.3:a:adtran:pmaa:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:adtran:pmaa:1.6.3:*:*:*:*:*:*:*

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