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[email protected]CVE-2021-38450

HistoryOct 27, 2021 - 1:15 a.m.

CVE-2021-38450

2021-10-2701:15:00

NVD-CWE-Other

[email protected]

web.nvd.nist.gov

nvd

cve-2021-38450

input sanitization

code syntax

security vulnerability

controller flow

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

38.4%

JSON

The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software.

CPENameOperatorVersion
trane:tracer_conciergetrane tracer conciergelt5.5
trane:tracer_sc_firmwaretrane tracer sc firmwarelt4.4
trane:tracer_sc\+_firmwaretrane tracer sc\+ firmwarelt5.5

CPE	Name	Operator	Version
trane:tracer_concierge	trane tracer concierge	lt	5.5
trane:tracer_sc_firmware	trane tracer sc firmware	lt	4.4
trane:tracer_sc\+_firmware	trane tracer sc\+ firmware	lt	5.5

References

us-cert.cisa.gov/ics/advisories/icsa-21-266-02

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

38.4%

JSON

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