description: A vulnerability has been identified in SCALANCE SC622-2C (All versions < V2.3), SCALANCE SC622-2C (All versions >= V2.3 < V3.0), SCALANCE SC626-2C (All versions < V2.3), SCALANCE SC626-2C (All versions >= V2.3 < V3.0), SCALANCE SC632-2C (All versions < V2.3), SCALANCE SC632-2C (All versions >= V2.3 < V3.0), SCALANCE SC636-2C (All versions < V2.3), SCALANCE SC636-2C (All versions >= V2.3 < V3.0), SCALANCE SC642-2C (All versions < V2.3), SCALANCE SC642-2C (All versions >= V2.3 < V3.0), SCALANCE SC646-2C (All versions < V2.3), SCALANCE SC646-2C (All versions >= V2.3 < V3.0). Affected devices do not properly process CLI commands after a user forcefully quitted the SSH connection. This could allow an authenticated attacker to make the CLI via SSH or serial  interface irresponsive.
problem types: CWE-664: Improper Control of a Resource Through its Lifetime
affected:
{
vendor: Siemens
product: SCALANCE SC622-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC622-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC626-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC626-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC632-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC632-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC636-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC636-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC642-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC642-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC646-2C
versions:
version: All versions < V2.3, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SCALANCE SC646-2C
versions:
version: All versions >= V2.3 < V3.0, status: affected
defaultStatus: unknown
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
baseScore: 6.5
baseSeverity: MEDIUM
]