CVE-2021-28635
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a use-after-free vulnerability.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 51.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a use-after-free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 51.18% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- adobe/acrobat dc · adobe/acrobat reader dc
- Source
- psirt@adobe.com
References
- https://helpx.adobe.com/security/products/acrobat/apsb21-51.htmlPatch, Vendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb21-51.htmlPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.