{"cve":"CVE-2023-38555","nvd":{"published":"2023-07-26T08:15:10.317","modified":"2026-06-17T06:10:42.910","status":"Modified","description":"Authentication bypass vulnerability in Fujitsu network devices Si-R series and SR-M series allows a network-adjacent unauthenticated attacker to obtain, change, and/or reset configuration settings of the affected products. Affected products and versions are as follows: Si-R 30B all versions, Si-R 130B all versions, Si-R 90brin all versions, Si-R570B all versions, Si-R370B all versions, Si-R220D all versions, Si-R G100 V02.54 and earlier, Si-R G200 V02.54 and earlier, Si-R G100B V04.12 and earlier, Si-R G110B V04.12 and earlier, Si-R G200B V04.12 and earlier, Si-R G210 V20.52 and earlier, Si-R G211 V20.52 and earlier, Si-R G120 V20.52 and earlier, Si-R G121 V20.52 and earlier, and SR-M 50AP1 all versions.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-287"],"references":["https://jvn.jp/en/vu/JVNVU96643580/","https://www.fujitsu.com/jp/products/network/support/2023/fjlan-01/","https://jvn.jp/en/vu/JVNVU96643580/","https://www.fujitsu.com/jp/products/network/support/2023/fjlan-01/"],"products":["fujitsu:si-r220d_firmware","fujitsu:si-r370b_firmware","fujitsu:si-r570b_firmware","fujitsu:si-r_130b_firmware","fujitsu:si-r_30b_firmware","fujitsu:si-r_90brin_firmware","fujitsu:si-r_g100_firmware","fujitsu:si-r_g100b_firmware","fujitsu:si-r_g110b_firmware","fujitsu:si-r_g120_firmware","fujitsu:si-r_g121_firmware","fujitsu:si-r_g200_firmware","fujitsu:si-r_g200b_firmware","fujitsu:si-r_g210_firmware","fujitsu:si-r_g211_firmware","fujitsu:sr-m_50ap1_firmware"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-38555","score":0.00372,"percentile":0.31191,"date":"2026-10-31"},"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."]}