VulnerabilityModified

CVE-2021-21041

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a use-after-free vulnerability.

HIGH 7.8EPSS 3.06%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (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: 3.06% probability · 87th percentile
CISA KEV: Not listed
Weakness: CWE-416
Affected: adobe/acrobat · adobe/acrobat dc · adobe/acrobat reader · adobe/acrobat reader dc
Source: psirt@adobe.com

References

https://helpx.adobe.com/security/products/acrobat/apsb21-09.htmlVendor Advisory
https://helpx.adobe.com/security/products/acrobat/apsb21-09.htmlVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.