How severe is CVE-2018-9055?

CVE-2018-9055 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-9055 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9055?

CVE-2018-9055 affects Jasper Project Jasper. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-9055?

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

When was CVE-2018-9055 published?

CVE-2018-9055 was published on 2018-03-27 and last updated on 2026-06-17.

CVE-2018-9055

CVE-2018-9055 is a medium-severity vulnerability in Jasper Project Jasper with a CVSS 3.x base score of 5.5. 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-617.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-617
Affected product: Jasper Project Jasper
Published: 2018-03-27
Last modified: 2026-06-17

Description

JasPer 2.0.14 allows denial of service via a reachable assertion in the function jpc_firstone in libjasper/jpc/jpc_math.c.

Frequently asked questions

What is CVE-2018-9055?: JasPer 2.0.14 allows denial of service via a reachable assertion in the function jpc_firstone in libjasper/jpc/jpc_math.c.
How severe is CVE-2018-9055?: CVE-2018-9055 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-9055 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9055?: CVE-2018-9055 affects Jasper Project Jasper. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-9055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-9055 published?: CVE-2018-9055 was published on 2018-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jasper_project:jasper:2.0.14:*:*:*:*:*:*:*

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