CVE-2023-22524

Atlassian Companion remote code execution

9.8 CRITICALEPSS 24.5%

Published6 Dec 2023

Description

Certain versions of the Atlassian Companion App for MacOS were affected by a remote code execution vulnerability. An attacker could utilize WebSockets to bypass Atlassian Companion’s blocklist and MacOS Gatekeeper to allow execution of code.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

Atlassian Companion≥ 1.0.0 < 2.0.0

Remediation

Fixed in

Atlassian Companion≥ 2.0.0

Frequently asked

Is CVE-2023-22524 being actively exploited?

CVE-2023-22524 is not in the CISA KEV catalog. Its EPSS exploit probability is 24.5%.

How severe is CVE-2023-22524?

CVE-2023-22524 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 24.5% probability of exploitation.

Which products are affected by CVE-2023-22524?

Affected products include Atlassian Companion.

How do I fix CVE-2023-22524?

Upgrade affected software to a fixed version, for example Atlassian Companion 2.0.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-22524 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.