Overview
Recently, AVEVA released a security bulletin to announce the remediation of two critical vulnerabilities in industrial software.
CVE-2018-17916 is a stack overflow vulnerability that can be triggered by sending a crafted packet, leading to remote code execution by an unauthorized user.
CVE-2018-17914 stems from an empty password in the configuration file. An unauthorized attacker could exploit this vulnerability to remotely execute code with the same privilege as that of the affected software.
Both vulnerabilities receive a CVSS 3.0 base score of 9.8.
Reference links:
https://sw.aveva.com/hubfs/assets-2018/pdf/security-bulletin/SecurityBulletin_LFSec130.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-18-305-01
Affected Versions
- InduSoft Web Studio versions <= 1 SP2, and
- InTouch Edge HMI (formerly InTouch Machine Edition) versions <= 2017 SP2
Unaffected Versions
- InduSoft Web Studio 8.1 SP2, and
- InTouch Edge HMI (formerly InTouch Machine Edition) 2017 SP2
Solution
AVEVA has released new versions to fix the preceding vulnerabilities. Affected users should download these updates from the following links as soon as possible to protect themselves:
- InduSoft Web Studio v8.1 SP2
http://download.indusoft.com/81.2.0/IWS81.2.0.zip
- InTouch Edge HMI (formerly InTouch Machine Edition)
https://softwaresupportsp.schneider-electric.com/#/producthub/details?id=5223
For more information, see the AVEVA Security Bulletin available at the following link:
https://sw.aveva.com/hubfs/assets-2018/pdf/security-bulletin/SecurityBulletin_LFSec130.pdf
Statement
This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and/or indirect consequences and losses caused by transmitting and/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add/delete any information to/from it, or use this advisory for commercial purposes without permission from NSFOCUS.
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