CVE-2020-26535 — CRITICAL (9.8)

Q: How severe is CVE-2020-26535?

CVE-2020-26535 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2020-26535?

Check the references section above for vendor advisories and patch information. Affected products include: Foxitsoftware Foxit Reader, Foxitsoftware Phantompdf.

Vulnerability Description

An issue was discovered in Foxit Reader and PhantomPDF before 10.1. If TslAlloc attempts to allocate thread local storage but obtains an unacceptable index value, V8 throws an exception that leads to a write access violation (and read access violation).

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Foxitsoftware	Foxit Reader	< 10.1
Foxitsoftware	Phantompdf	< 10.1

Related Weaknesses (CWE)

CWE-787

References

https://www.foxitsoftware.com/support/security-bulletins.htmlPatchVendor Advisory
https://www.foxitsoftware.com/support/security-bulletins.htmlPatchVendor Advisory

FAQ

What is CVE-2020-26535?

CVE-2020-26535 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in Foxit Reader and PhantomPDF before 10.1. If TslAlloc attempts to allocate thread local storage but obtains an unacceptable index value, V8 throws an exception that leads to ...

How severe is CVE-2020-26535?

CVE-2020-26535 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-26535?

Check the references section above for vendor advisories and patch information. Affected products include: Foxitsoftware Foxit Reader, Foxitsoftware Phantompdf.