How severe is CVE-2019-20914?

CVE-2019-20914 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-20914 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20914?

CVE-2019-20914 affects Gnu Libredwg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20914?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-20914 published?

CVE-2019-20914 was published on 2020-07-16 and last updated on 2026-06-17.

CVE-2019-20914

CVE-2019-20914 is a critical-severity vulnerability in Gnu Libredwg with a CVSS 3.x base score of 9.8. 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-476.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Gnu Libredwg
Published: 2020-07-16
Last modified: 2026-06-17

Description

An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_common_entity_handle_data in common_entity_handle_data.spec.

Frequently asked questions

What is CVE-2019-20914?: An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_common_entity_handle_data in common_entity_handle_data.spec.
How severe is CVE-2019-20914?: CVE-2019-20914 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-20914 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20914?: CVE-2019-20914 affects Gnu Libredwg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20914?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-20914 published?: CVE-2019-20914 was published on 2020-07-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*

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All CVEs affecting Gnu Libredwg →

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