{"cve":"CVE-2023-43755","nvd":{"published":"2023-11-08T23:15:10.727","modified":"2026-06-17T06:26:22.423","status":"Modified","description":"Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220,\n CB6231, B8520, B8220, and CD321 \n\nIP Cameras \n\nwith firmware version M2.1.6.05 are \nvulnerable to multiple instances of stack-based overflows. During the \nprocessing and parsing of certain fields in XML elements from incoming \nnetwork requests, the product does not sufficiently check or validate \nallocated buffer size. This may lead to remote code execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787","CWE-121"],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-23-304-03","https://www.cisa.gov/news-events/ics-advisories/icsa-23-304-03"],"products":["zavio:b8220_firmware","zavio:b8520_firmware","zavio:cb3211_firmware","zavio:cb3212_firmware","zavio:cb5220_firmware","zavio:cb6231_firmware","zavio:cd321_firmware","zavio:cf7201_firmware","zavio:cf7300_firmware","zavio:cf7500_firmware","zavio:cf7501_firmware"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-43755","score":0.01624,"percentile":0.76134,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}