How severe is CVE-2018-8889?

CVE-2018-8889 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-8889 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8889?

CVE-2018-8889 affects Blackberry Enterprise Mobility Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8889?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-8889 published?

CVE-2018-8889 was published on 2018-09-19 and last updated on 2026-06-17.

CVE-2018-8889

CVE-2018-8889 is a medium-severity vulnerability in Blackberry Enterprise Mobility Server with a CVSS 3.x base score of 4.7. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 4.7
EPSS exploit prediction: 0% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Blackberry Enterprise Mobility Server
Published: 2018-09-19
Last modified: 2026-06-17

Description

A directory traversal vulnerability in the Connect Service of the BlackBerry Enterprise Mobility Server (BEMS) 2.8.17.29 and earlier could allow an attacker to retrieve arbitrary files in the context of a BEMS administrator account.

Frequently asked questions

What is CVE-2018-8889?: A directory traversal vulnerability in the Connect Service of the BlackBerry Enterprise Mobility Server (BEMS) 2.8.17.29 and earlier could allow an attacker to retrieve arbitrary files in the context of a BEMS administrator account.
How severe is CVE-2018-8889?: CVE-2018-8889 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-8889 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8889?: CVE-2018-8889 affects Blackberry Enterprise Mobility Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8889?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8889 published?: CVE-2018-8889 was published on 2018-09-19 and last updated on 2026-06-17.

References

http://support.blackberry.com/kb/articleDetail?articleNumber=000051590&language=en_US

Affected products (1)

cpe:2.3:a:blackberry:enterprise_mobility_server:*:*:*:*:*:*:*:*

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