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AA23-250A: Multiple Nation-State Threat Actors Exploit CVE-2022-47966 and CVE-2022-42475

Low
CampaignCVE-2022-47966misp-galaxy:stix-2.1-attack-pattern="041bc611-87da-4ad4-a46b-b37926180b7d"misp-galaxy:stix-2.1-attack-pattern="e56fb691-4acb-4a45-890f-9988ca8e1db1"misp-galaxy:stix-2.1-attack-pattern="89ec2169-2205-4c7e-95e2-11d3e85443a4"misp-galaxy:stix-2.1-attack-pattern="719b79ce-4e59-4862-8d3e-282b97124d57"misp-galaxy:stix-2.1-attack-pattern="bbd6c5d0-6c1f-41db-8591-6be6c853af15"misp-galaxy:stix-2.1-attack-pattern="3456fa61-e230-42b8-b100-d1cf560ba095"misp-galaxy:stix-2.1-attack-pattern="2c373316-6ce5-4f43-9daf-02c94cb0c0a5"misp-galaxy:stix-2.1-attack-pattern="0eea33ef-23b6-413e-9e29-3f06b0fe9c9e"misp-galaxy:stix-2.1-attack-pattern="edc3317c-b298-4364-8977-486afac37cb5"misp-galaxy:stix-2.1-attack-pattern="69d1635c-cd2b-4331-8a2c-8b66e98f45d8"misp-galaxy:stix-2.1-attack-pattern="343f4ca7-4745-4f12-ad76-25538936deea"misp-galaxy:stix-2.1-attack-pattern="a860bd61-390f-4a33-976e-9d421c245615"misp-galaxy:stix-2.1-attack-pattern="ce5ab594-3c59-45af-8338-65901d1d027c"misp-galaxy:stix-2.1-attack-pattern="8ef65734-9d51-48d4-aea6-fc775f92f4fa"misp-galaxy:stix-2.1-attack-pattern="5b330985-0104-4097-a7b7-eac5fd65322f"misp-galaxy:stix-2.1-attack-pattern="fc5b8a15-c3de-4c93-803a-ce92b76e54e7"misp-galaxy:stix-2.1-attack-pattern="c57876e5-099a-4b04-8f09-6ff9cf266048"misp-galaxy:stix-2.1-attack-pattern="fd846751-22ce-46b4-a232-cc4f8797596c"misp-galaxy:stix-2.1-attack-pattern="691e655e-5f24-4a03-9742-10c04e70e81c"misp-galaxy:stix-2.1-attack-pattern="7b8278a3-fae9-455a-aad6-475a51d8ec78"misp-galaxy:stix-2.1-attack-pattern="6fde81c5-4e69-4e50-b065-d1f40160d688"misp-galaxy:stix-2.1-attack-pattern="fc682b58-a253-40a6-b734-214d976b1209"misp-galaxy:stix-2.1-attack-pattern="3cbb3d7b-4cae-4c7e-a682-e8b70e3f1ee4"misp-galaxy:stix-2.1-attack-pattern="d574506b-78ac-4061-b01f-096e192435b9"misp-galaxy:stix-2.1-attack-pattern="f01496d3-6783-4574-b690-55d1c058658b"misp-galaxy:stix-2.1-attack-pattern="49168b08-e6dd-40a0-acbf-c3ad19629c10"misp-galaxy:stix-2.1-attack-pattern="f73cb603-750c-4b48-b539-2981bd11f4f8"misp-galaxy:stix-2.1-attack-pattern="75ebee53-fa0b-40a5-a03b-086b1ad78ae6"misp-galaxy:stix-2.1-attack-pattern="cdba188f-b6e9-4d05-8c71-55c2635f18ee"misp-galaxy:stix-2.1-attack-pattern="2d3008ec-0ef3-4040-ad90-02bfffcbcb4f"misp-galaxy:stix-2.1-attack-pattern="b657c846-82a5-49d4-a21a-c03333b3e084"misp-galaxy:stix-2.1-attack-pattern="66ab02e2-e21d-411d-95aa-c10d2b6af7bc"misp-galaxy:stix-2.1-attack-pattern="e5d5721d-7dac-4c8f-ad36-40d68e7b2cf1"misp-galaxy:stix-2.1-attack-pattern="ad406ffd-dc56-467f-a3d1-d5766a19088d"misp-galaxy:stix-2.1-attack-pattern="126cf03a-a600-4214-b0c1-ff3a96da40d3"misp-galaxy:stix-2.1-attack-pattern="d300ed74-db05-4581-9313-2d6c3c49bb40"misp-galaxy:stix-2.1-attack-pattern="af1564b9-286f-4fd9-a083-eaa0c45e7ea4"misp-galaxy:stix-2.1-attack-pattern="7c4ba5a6-711b-4cd1-be8a-e2f08bfbc184"misp-galaxy:stix-2.1-attack-pattern="031d44b0-5163-4433-8d8f-f5e2c170746a"misp-galaxy:stix-2.1-attack-pattern="bd7ea606-6be2-4e66-8e25-0aa73bbfaf53"misp-galaxy:stix-2.1-attack-pattern="a4c8d6ab-0459-4347-a05a-280aa81d8edd"misp-galaxy:stix-2.1-attack-pattern="296cae9a-96c9-412c-8e4e-c7be9405208c"misp-galaxy:stix-2.1-attack-pattern="200007b9-4c5a-4604-8f10-46ec46853048"misp-galaxy:stix-2.1-attack-pattern="c566cd7d-819f-4e39-b93a-80c0e5bfcafc"misp-galaxy:stix-2.1-attack-pattern="f4702807-c428-41f7-8097-6f19070186e6"misp-galaxy:stix-2.1-attack-pattern="b73d96e3-ae7f-4095-83de-fa2523d887d7"misp-galaxy:stix-2.1-attack-pattern="0a35d2c4-896f-410f-a410-5a156d1aeb68"misp-galaxy:stix-2.1-attack-pattern="b0bd15d0-884d-4df2-ac3a-3256f3e18917"misp-galaxy:stix-2.1-attack-pattern="cf4144e8-d431-4618-a4cc-809ee0c82d0d"misp-galaxy:stix-2.1-attack-pattern="8a841dab-f386-454d-8112-6bab03a8b650"misp-galaxy:stix-2.1-attack-pattern="2f48791f-e918-422f-b154-8cf13b2c470d"misp-galaxy:stix-2.1-attack-pattern="c2685af8-747a-45d3-956a-819124642abf"misp-galaxy:stix-2.1-attack-pattern="24a836a9-ec21-420b-b459-23cdc1ce47b8"misp-galaxy:stix-2.1-attack-pattern="dfe708b2-695a-4243-950d-bec6b39c222e"misp-galaxy:stix-2.1-attack-pattern="1655f4f3-154f-4242-b716-1cd743998f42"type:osintosint:lifetime="perpetual"osint:certainty="50"tlp:whitetlp:clear
Published: Tue Oct 10 2023 (10/10/2023, 00:00:00 UTC)
Source: CIRCL
Vendor/Project: misp-galaxy
Product: stix-2

Description

AA23-250A: Multiple Nation-State Threat Actors Exploit CVE-2022-47966 and CVE-2022-42475

AI-Powered Analysis

AILast updated: 07/02/2025, 07:43:28 UTC

Technical Analysis

The security threat identified as AA23-250A involves multiple nation-state threat actors exploiting two specific vulnerabilities: CVE-2022-47966 and CVE-2022-42475. These vulnerabilities pertain to the STIX 2 framework, which is widely used for sharing cyber threat intelligence. STIX (Structured Threat Information eXpression) is a standardized language designed to represent cyber threat information in a structured and machine-readable format, facilitating information sharing among organizations and security teams. The exploitation campaign is characterized by the use of multiple attack patterns, as indicated by numerous STIX 2.1 attack pattern identifiers, suggesting a sophisticated and multi-faceted approach by threat actors. Although the severity is reported as low, the involvement of nation-state actors indicates a targeted and potentially persistent campaign aimed at intelligence gathering or disruption. The lack of known exploits in the wild and absence of patch links suggest that these vulnerabilities may be either recently disclosed or under active investigation. The threat level is rated as 3 on an unspecified scale, and the certainty of the information is moderate (50%). The campaign likely leverages weaknesses in the STIX 2 implementation or handling to compromise systems or manipulate threat intelligence data, potentially undermining the integrity and reliability of shared cyber threat information. This could enable attackers to evade detection, mislead defenders, or gain unauthorized access to sensitive information.

Potential Impact

For European organizations, the exploitation of these vulnerabilities in the STIX 2 framework could have significant implications, especially for entities involved in cybersecurity operations, government agencies, critical infrastructure, and private sector companies relying on threat intelligence sharing. Compromise of STIX 2 data integrity or availability could lead to misinformation, delayed response to threats, or exposure of sensitive intelligence. This undermines trust in collaborative defense mechanisms and could facilitate further attacks by adversaries. Given the involvement of nation-state actors, the threat may be directed at high-value targets within Europe, including defense contractors, energy providers, financial institutions, and governmental bodies. The impact extends beyond immediate technical compromise to strategic and operational security, potentially affecting national security and economic stability. Additionally, disruption or manipulation of threat intelligence feeds could impair incident response capabilities across European cybersecurity communities, increasing the risk of successful cyberattacks and data breaches.

Mitigation Recommendations

To mitigate this threat, European organizations should implement a multi-layered approach tailored to the specifics of STIX 2 usage and the nature of the vulnerabilities: 1. Conduct a thorough inventory and assessment of all systems and tools utilizing STIX 2 to identify exposure to CVE-2022-47966 and CVE-2022-42475. 2. Engage with vendors and the open-source community to obtain patches or updates addressing these vulnerabilities as they become available. 3. Implement strict validation and sanitization of all STIX 2 data inputs and outputs to prevent injection or manipulation attacks. 4. Enhance monitoring and anomaly detection capabilities focused on threat intelligence platforms to identify unusual patterns indicative of exploitation attempts. 5. Restrict access to threat intelligence systems using strong authentication and role-based access controls to limit the potential attack surface. 6. Participate in information sharing with trusted cybersecurity communities to stay informed about emerging indicators of compromise related to this campaign. 7. Conduct regular security audits and penetration testing focusing on threat intelligence infrastructure to proactively identify and remediate weaknesses. 8. Develop incident response playbooks specifically addressing compromise scenarios involving threat intelligence data integrity and availability.

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Technical Details

Threat Level
3
Analysis
0
Original Timestamp
1696961391

Threat ID: 682acdbebbaf20d303f0c283

Added to database: 5/19/2025, 6:20:46 AM

Last enriched: 7/2/2025, 7:43:28 AM

Last updated: 8/4/2025, 7:49:51 AM

Views: 18

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