Critical severity · published Oct 2, 2020
CVE-2020-26535
An issue was discovered in Foxit Reader and PhantomPDF before 10.1
9.8
CVSS
1.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Foxit Reader · Foxitsoftware
before 10.1 · source: NVD
PH
Phantompdf · Foxitsoftware
before 10.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-26535
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-26535
Patch
https://www.foxitsoftware.com/support/security-bulletins.html
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