Review reviewCritical

CVE-2020-26867

ARC Informatique PcVue, pcvue

ARC Informatique PcVue prior to version 12.0.17 is vulnerable due to the deserialization of untrusted data, which may allow an attacker to remotely execute arbitrary code on the web and mobile back-end server.

CVSS
9.8
EPSS
3.72%
88.7% percentile
CISA KEV
Not listed
Published
2020.10.12
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability3.72%
Technical severityCVSS 9.8

Vulnerability overview

ARC Informatique PcVue prior to version 12.0.17 is vulnerable due to the deserialization of untrusted data, which may allow an attacker to remotely execute arbitrary code on the web and mobile back-end server.

Affected product and versions

Product
ARC Informatique PcVue, pcvue
Affected versions
unspecified, >= 8.10 < 12.0.17
Fixed versions
12.0.17

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that ARC Informatique PcVue, pcvue and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-502