Vulnerability Details : CVE-2023-39435
Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220,
CB6231, B8520, B8220, and CD321 IP Cameras
with firmware version M2.1.6.05 are
vulnerable to stack-based overflows. During the process of updating
certain settings sent from incoming network requests, the product does
not sufficiently check or validate allocated buffer size. This may lead
to remote code execution.
Vulnerability category: Execute code
Products affected by CVE-2023-39435
- cpe:2.3:o:zavio:cf7500_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cf7300_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cf7201_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cf7501_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cb3211_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cb3212_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cb5220_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cb6231_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:b8520_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:b8220_firmware:m2.1.6.05:*:*:*:*:*:*:*
- cpe:2.3:o:zavio:cd321_firmware:m2.1.6.05:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-39435
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-39435
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
ICS-CERT | |
|
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
|
NIST |
CWE ids for CVE-2023-39435
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: ics-cert@hq.dhs.gov (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-39435
-
https://www.cisa.gov/news-events/ics-advisories/icsa-23-304-03
Zavio IP Camera | CISAThird Party Advisory;US Government Resource
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