How severe is CVE-2023-1655?

CVE-2023-1655 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-1655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1655?

CVE-2023-1655 affects Gpac. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-1655?

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-2023-1655 published?

CVE-2023-1655 was published on 2023-03-27 and last updated on 2026-06-17.

CVE-2023-1655

CVE-2023-1655 is a high-severity vulnerability in Gpac with a CVSS 3.x base score of 7.8. 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-122.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-122
Affected product: Gpac
Published: 2023-03-27
Last modified: 2026-06-17

Description

Heap-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.4.0.

Frequently asked questions

What is CVE-2023-1655?: Heap-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.4.0.
How severe is CVE-2023-1655?: CVE-2023-1655 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-1655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1655?: CVE-2023-1655 affects Gpac. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-1655?: 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-2023-1655 published?: CVE-2023-1655 was published on 2023-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*

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