CVE-2021-42794

MEDIUM EPSS 64.3%
Published Dec 16, 20232y ago · Modified Jun 17, 20261w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Dec 16, 2023 2y ago
Last Modified Jun 17, 2026 1w ago

Description

An issue was discovered in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior. The application allows a client to provide a malicious connection string that could allow an adversary to port scan the LAN, depending on the hosts' responses.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
64.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Affected Products 4

VendorProductVersionRange
avevaedge* <2020
avevaedge2020any
avevaedge2020any
avevaedge2020any

References 3

  • aveva.com https://www.aveva.com/en/products/edge/
    Product
  • cisa.gov https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01
    Third Party AdvisoryUS Government Resource
  • exploit-db.com https://www.exploit-db.com/docs/english/17254-connection-string-parameter-pollution-attacks.pdf
    ExploitThird Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.