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CVE-2020-26868

ARC Informatique PcVue Access to Critical Private Variable via Public Method

HIGH
7.5
CVSS Score
Published: October 12, 2020 at 01:50 PM UTC
Updated: July 9, 2026 at 06:32 PM UTC
2 products affected across 2 vendorsPcVuePcVue

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

Description

ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

PcVue· Arcinfo
95%
8.10 ≤ v < 12.0.17
Affected range stops below 12.0.17, so it looks safe — our inference, not a vendor statement
PcVue· Arc Informatique
60%
v ≤ 12.0.17

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

x_refsource_CONFIRMBroken Link
Source: [email protected]
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/
x_refsource_MISCx_refsource_CONFIRMThird Party AdvisoryUS Government Resource
Source: [email protected]
https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.pcvuesolutions.com/security
x_refsource_CONFIRMPermissions RequiredVendor Advisory
Source: [email protected]
https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1

CVSS

7.5HIGHKaspersky
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-767CWE-668

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