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CVE-2021-39821

UnknownEPSS 3.84%

Last modified

CVE-2021-39821 is a vulnerability of currently unknown severity. Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious TIF file.. EPSS estimates a 3.84% chance of exploitation in the next 30 days.

Description

Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious TIF file.

Metrics

EPSS Probability
3.84%

88.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AdobeIndesign<= 16.3.2
AdobeIndesign<= 16.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-39821?
Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious TIF file.
How severe is CVE-2021-39821?
Severity scoring for CVE-2021-39821 is pending analysis. The EPSS model estimates a 3.84% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39821?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39821?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST