CVEvulnerability
CVE-2021-39838
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-09-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a use-after-free vulnerability in the processing of the AcroForm buttonGetCaption action 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 file.
Affected configurations
• adobe acrobat (>= 20.001.30005 <= 20.004.30006)
• adobe acrobat reader (>= 20.001.30005 <= 20.004.30006)
• adobe acrobat dc (>= 15.008.20082 <= 21.005.20058)
• adobe acrobat reader dc (>= 15.008.20082 <= 21.005.20058)
• adobe acrobat dc (>= 15.008.20082 <= 21.005.20060)
• adobe acrobat reader dc (>= 15.008.20082 <= 21.005.20060)
• adobe acrobat (>= 17.011.30059 <= 17.011.30199)
• adobe acrobat reader (>= 17.011.30059 <= 17.011.30199)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://helpx.adobe.com/security/products/acrobat/apsb21-55.html Release Notes, Vendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb21-55.html Release Notes, Vendor Advisory