CVE-2015-2868

Comfortlink Ii Firmware vulnerability

CVSS

9.8

EPSS

6.8%

EPSS pct

93th

Exploited

No known

An exploitable remote code execution vulnerability exists in the Trane ComfortLink II firmware version 2.0.2 in DSS service. An attacker who can connect to the DSS service on the Trane ComfortLink II device can send an overly long REG request that can overflow a fixed size stack buffer, resulting in arbitrary code execution.

Affected vendor

Trane

Affected product

Comfortlink Ii Firmware

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2017-01-06

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 6.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2015-2868

Confirm whether Trane Comfortlink Ii Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-2868.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-2868

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-2868 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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