High severity · published Feb 17, 2022
CVE-2022-23318
A heap-buffer-overflow in pcf2bdf, versions >= 1.05 allows an attacker to trigger unsafe memory access via a specially crafted PCF font file
7.1
CVSS
0.8%
EPSS
No
On KEV
Description
A heap-buffer-overflow in pcf2bdf, versions >= 1.05 allows an attacker to trigger unsafe memory access via a specially crafted PCF font file. This out-of-bound read may lead to an application crash, information disclosure via program memory or other context-dependent impact.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PC
Pcf2bdf · Pcf2bdf Project
1.04; 1.05 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-23318
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-23318
Third Party Advisory
https://github.com/ganaware/pcf2bdf
Exploit
https://github.com/ganaware/pcf2bdf/issues/4
More from Pcf2bdf
5.5
CVE-2022-23319
A segmentation fault during PCF file parsing in pcf2bdf versions >=1.05 allows an attacker to trigger a program crash via a specially crafted PCF font file