SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-4073

An exploitable Permission Assignment vulnerability exists in the ACEManager EmbeddedAceSet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3.

HIGH 8.8EPSS 25.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 25.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

An exploitable Permission Assignment vulnerability exists in the ACEManager EmbeddedAceSet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The the binary the endpoint /cgi-bin/Embeded_Ace_TLSet_Task.cgi is a very similar endpoint that is designed for use with setting table values that can cause an arbitrary setting writes, resulting in the unverified changes to any system setting. An attacker can make an authenticated HTTP request, or run the binary as any user, to trigger this vulnerability.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
25.63% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-732
Affected
sierrawireless/airlink es450 firmware
Source
talos-cna@cisco.com

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