SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4860

The ComputePassword function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) generates the password for the fwupgrade account by performing a calculation on the MAC address, which makes it…

HIGH 10.0EPSS 2.64%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The ComputePassword function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) generates the password for the fwupgrade account by performing a calculation on the MAC address, which makes it easier for remote attackers to obtain access via a (1) ARP request message or (2) Neighbor Solicitation message.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
2.64% probability · 85th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
schneider-electric/quantum ethernet module 140noe77100 · schneider-electric/quantum ethernet module 140noe77101 · schneider-electric/quantum ethernet module 140noe77111
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.