High severity · published Nov 8, 2023
CVE-2023-5760
A time-of-check to time-of-use (TOCTOU) bug in handling of IOCTL (input/output control) requests
7.0
CVSS
0.2%
EPSS
No
On KEV
Description
A time-of-check to time-of-use (TOCTOU) bug in handling of IOCTL (input/output control) requests. This TOCTOU bug leads to an out-of-bounds write vulnerability which can be further exploited, allowing an attacker to gain full local privilege escalation on the system.This issue affects Avast/Avg Antivirus: 23.8.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
Avg Antivirus · Avast
23.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-5760
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-5760
Third Party Advisory
https://support.norton.com/sp/static/external/tools/security-advisories.html
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