What’s Vulnerable › Vulnerabilities

CVE-2018-20551

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-28 · updated 2026-06-17
• Weakness: CWE-20

Description

A reachable Object::getString assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to construction of invalid rich media annotation assets in the AnnotRichMedia class in Annot.c.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04, 18.10
• poppler: 0.72.0

References

• https://access.redhat.com/errata/RHSA-2019:2713
• https://gitlab.freedesktop.org/poppler/poppler/issues/703
• https://gitlab.freedesktop.org/poppler/poppler/merge_requests/146
• https://usn.ubuntu.com/3886-1/
• https://access.redhat.com/errata/RHSA-2019:2713
• https://gitlab.freedesktop.org/poppler/poppler/issues/703
• https://gitlab.freedesktop.org/poppler/poppler/merge_requests/146
• https://usn.ubuntu.com/3886-1/

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