Vulnerability · Published Jul 26, 2023 · Assigned by jpcert
CVE-2023-38555
High 8.8
In plain English
A high-severity security flaw in Si-R 130B from Fujitsu Limited. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Fujitsu Limited | Si-R 30B | All versions |
| Fujitsu Limited | Si-R 130B | All versions |
| Fujitsu Limited | Si-R 90brin | All versions |
| Fujitsu Limited | Si-R570B | All versions |
| Fujitsu Limited | Si-R370B | All versions |
| Fujitsu Limited | Si-R220D | All versions |
| Fujitsu Limited | Si-R G100 | V02.54 and earlier |
| Fujitsu Limited | Si-R G200 | V02.54 and earlier |
| Fujitsu Limited | Si-R G100B | V04.12 and earlier |
| Fujitsu Limited | Si-R G110B | V04.12 and earlier |
| Fujitsu Limited | Si-R G200B | V04.12 and earlier |
| Fujitsu Limited | Si-R G210 | V20.52 and earlier |
| Fujitsu Limited | Si-R G211 | V20.52 and earlier |
| Fujitsu Limited | Si-R G120 | V20.52 and earlier |
| Fujitsu Limited | Si-R G121 | V20.52 and earlier |
| Fujitsu Limited | SR-M 50AP1 | All versions |