Vulnerability Details : CVE-2022-34747
A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet.
Vulnerability category: OverflowExecute code
Exploit prediction scoring system (EPSS) score for CVE-2022-34747
Probability of exploitation activity in the next 30 days: 0.46%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 72 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-34747
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
[email protected] |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
[email protected] |
CWE ids for CVE-2022-34747
-
The product uses a function that accepts a format string as an argument, but the format string originates from an external source.Assigned by:
- [email protected] (Primary)
- [email protected] (Secondary)
References for CVE-2022-34747
Products affected by CVE-2022-34747
- cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*