What’s Vulnerable › Vulnerabilities

CVE-2020-24996

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-09-03 · updated 2026-06-17
• Weakness: CWE-665

Description

There is an invalid memory access in the function TextString::~TextString() located in Catalog.cc in Xpdf 4.0.2. It can be triggered by (for example) sending a crafted pdf file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

Affected products

• Xpdf: 4.0.2

References

• https://forum.xpdfreader.com/viewtopic.php?f=3&t=42028
• https://forum.xpdfreader.com/viewtopic.php?f=3&t=42028

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