CVE-2023-43755
Critical
Description
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 multiple instances of stack-based overflows. During the processing and parsing of certain fields in XML elements from incoming network requests, the product does not sufficiently check or validate allocated buffer size. This may lead to remote code execution.
SeverityCritical
CVSS9.8
Exploit probability—
ProductZavio Cf7500 Firmware
PublishedNov 8, 2023
First seenNov 8, 2023
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| zavio cf7500_firmware | m2.1.6.05 | — |
| zavio cf7300_firmware | m2.1.6.05 | — |
| zavio cf7201_firmware | m2.1.6.05 | — |
| zavio cf7501_firmware | m2.1.6.05 | — |
| zavio cb3211_firmware | m2.1.6.05 | — |
| zavio cb3212_firmware | m2.1.6.05 | — |
| zavio cb5220_firmware | m2.1.6.05 | — |
| zavio cb6231_firmware | m2.1.6.05 | — |
| zavio b8520_firmware | m2.1.6.05 | — |
| zavio b8220_firmware | m2.1.6.05 | — |
| zavio cd321_firmware | m2.1.6.05 | — |
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