medium
6.1
CWE
79 20
Advisory Published
Updated

CVE-2021-27418: GE UR family input validation

First published: Wed Mar 23 2022(Updated: )

GE UR firmware versions prior to version 8.1x supports web interface with read-only access. The device fails to properly validate user input, making it possible to perform cross-site scripting attacks, which may be used to send a malicious script. Also, UR Firmware web server does not perform HTML encoding of user-supplied strings.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Ge Multilin B30 Firmware<8.10
Ge Multilin B30
Ge Multilin B90 Firmware<8.10
Ge Multilin B90
Ge Multilin C60 Firmware<8.10
Ge Multilin C60
Ge Multilin C70 Firmware<8.10
Ge Multilin C70
Ge Multilin C95 Firmware<8.10
Ge Multilin C95
Ge Multilin D30 Firmware<8.10
Ge Multilin D30
Ge Multilin D60 Firmware<8.10
Ge Multilin D60
Ge Multilin F35 Firmware<8.10
Ge Multilin F35
Ge Multilin F60 Firmware<8.10
Ge Multilin F60
Ge Multilin G30 Firmware<8.10
Ge Multilin G30
Ge Multilin G60 Firmware<8.10
Ge Multilin G60
Ge Multilin L30 Firmware<8.10
Ge Multilin L30
Ge Multilin L60 Firmware<8.10
Ge Multilin L60
Ge Multilin L90 Firmware<8.10
Ge Multilin L90
Ge Multilin M60 Firmware<8.10
Ge Multilin M60
Ge Multilin N60 Firmware<8.10
Ge Multilin N60
Ge Multilin T35 Firmware<8.10
Ge Multilin T35
Ge Multilin T60 Firmware<8.10
Ge Multilin T60
Ge Multilin C30 Firmware<8.10
Ge Multilin C30
GE Weakness in UR bootloader binary: all bootloader versions prior to 7.03/7.04

Remedy

GE strongly recommends users with impacted firmware versions update their UR devices to UR firmware Version 8.10, or greater to resolve these vulnerabilities. GE provides additional mitigations and information about these vulnerabilities in GE Publication Number: GES-2021-004 (login required).

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2021-27418.

  • What is the severity level of CVE-2021-27418?

    CVE-2021-27418 has a severity level of 6.1 (Medium).

  • Which GE UR firmware versions are affected by CVE-2021-27418?

    GE UR firmware versions prior to version 8.10 are affected by CVE-2021-27418.

  • What is the impact of CVE-2021-27418?

    CVE-2021-27418 enables cross-site scripting attacks, allowing malicious scripts to be sent.

  • How can I fix the CVE-2021-27418 vulnerability?

    To fix the CVE-2021-27418 vulnerability, update your GE UR firmware to version 8.10 or later.

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