CVE-2020-13557

HIGHCVSS 8.8/10EPSS 70.94%

Last modified

CVE-2020-13557 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A use after free vulnerability exists in the JavaScript engine of Foxit Software’s Foxit PDF Reader, version 10.1.0.37527. A specially crafted PDF document can trigger reuse of previously free memory which can lead to arbitrary code execution. EPSS estimates a 70.94% chance of exploitation in the next 30 days.

Description

A use after free vulnerability exists in the JavaScript engine of Foxit Software’s Foxit PDF Reader, version 10.1.0.37527. A specially crafted PDF document can trigger reuse of previously free memory which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
70.94%

99.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FoxitsoftwareFoxit Reader10.1.0.37527

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-13557?
A use after free vulnerability exists in the JavaScript engine of Foxit Software’s Foxit PDF Reader, version 10.1.0.37527. A specially crafted PDF document can trigger reuse of previously free memory which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
How severe is CVE-2020-13557?
CVE-2020-13557 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 70.94% probability of exploitation in the next 30 days.
How do I fix CVE-2020-13557?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13557?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST