Vulnerability Details : CVE-2023-5760
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.
Vulnerability category: Gain privilege
Products affected by CVE-2023-5760
- cpe:2.3:a:avast:avg_antivirus:23.8:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-5760
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-5760
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST | |
|
8.2
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H |
1.5
|
6.0
|
NortonLifeLock Inc. | |
|
N/A
|
NONE | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N |
0.9
|
N/A
|
NortonLifeLock Inc. |
CWE ids for CVE-2023-5760
-
The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.Assigned by:
- nvd@nist.gov (Primary)
- security@nortonlifelock.com (Secondary)
References for CVE-2023-5760
-
https://support.norton.com/sp/static/external/tools/security-advisories.html
Norton Security AdvisoriesThird Party Advisory
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