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CVE-2022-34261: Out-of-bounds Read (CWE-125) in Adobe Illustrator

Medium
Published: Thu Aug 11 2022 (08/11/2022, 14:45:55 UTC)
Source: CVE
Vendor/Project: Adobe
Product: Illustrator

Description

Adobe Illustrator versions 26.3.1 (and earlier) and 25.4.6 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

AI-Powered Analysis

AILast updated: 06/23/2025, 00:06:31 UTC

Technical Analysis

CVE-2022-34261 is an out-of-bounds read vulnerability (CWE-125) affecting Adobe Illustrator versions 26.3.1 and earlier, as well as 25.4.6 and earlier. This vulnerability allows an attacker to read memory outside the intended buffer boundaries when a specially crafted malicious file is opened by the victim in Adobe Illustrator. The out-of-bounds read can lead to disclosure of sensitive memory contents, which may include sensitive application data or system information. Such information disclosure can be leveraged by attackers to bypass security mitigations like Address Space Layout Randomization (ASLR), which is designed to prevent exploitation of memory corruption vulnerabilities by randomizing memory addresses. Exploitation requires user interaction, specifically the victim opening a malicious Illustrator file, making social engineering or phishing a likely attack vector. There are no known exploits in the wild at this time, and no official patches or updates have been linked in the provided information. The vulnerability does not directly enable code execution but can facilitate further attacks by revealing memory layout details. Given the nature of the vulnerability, it primarily impacts confidentiality by leaking sensitive memory data, with limited direct impact on integrity or availability.

Potential Impact

For European organizations, the impact of CVE-2022-34261 can be significant in environments where Adobe Illustrator is widely used, such as in creative industries, marketing, design agencies, and media companies. Disclosure of sensitive memory could expose confidential project data, intellectual property, or internal system information, potentially aiding attackers in crafting more sophisticated attacks or lateral movement within networks. The requirement for user interaction means that phishing campaigns or malicious file distribution could be effective attack vectors, especially in organizations with less mature security awareness training. While the vulnerability does not directly allow remote code execution, the ability to bypass ASLR could facilitate exploitation of other vulnerabilities, increasing overall risk. Organizations handling sensitive or proprietary design assets may face reputational damage or financial loss if such data is leaked. Additionally, the vulnerability could be leveraged in targeted attacks against high-value European entities involved in media, advertising, or governmental communications that utilize Adobe Illustrator extensively.

Mitigation Recommendations

1. Immediate mitigation should include restricting the opening of Illustrator files from untrusted or unknown sources, especially email attachments or downloads from the internet. 2. Implement robust user awareness training focused on recognizing phishing attempts and suspicious files, emphasizing the risk of opening unsolicited Illustrator files. 3. Employ application whitelisting and sandboxing techniques to limit the impact of potential exploitation by isolating Illustrator processes. 4. Monitor network and endpoint logs for unusual file access patterns or crashes related to Illustrator that could indicate exploitation attempts. 5. Maintain up-to-date backups of critical design files to mitigate potential data loss from related attacks. 6. Since no patch links are provided, organizations should closely monitor Adobe security advisories for official patches or updates and apply them promptly once available. 7. Consider deploying endpoint detection and response (EDR) solutions capable of detecting anomalous memory access or exploitation behaviors. 8. Limit Illustrator usage privileges to necessary personnel and enforce the principle of least privilege to reduce exposure.

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Technical Details

Data Version
5.1
Assigner Short Name
adobe
Date Reserved
2022-06-21T00:00:00.000Z
Cisa Enriched
true

Threat ID: 682d9844c4522896dcbf3afa

Added to database: 5/21/2025, 9:09:24 AM

Last enriched: 6/23/2025, 12:06:31 AM

Last updated: 8/17/2025, 5:47:48 AM

Views: 11

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