CVE-2021-28558
Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Heap-based buffer overflow vulnerability in the PDFLibTool component.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.4%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
Description
Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Heap-based buffer overflow vulnerability in the PDFLibTool component. 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 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 10.36% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122
- Affected
- adobe/acrobat dc · adobe/acrobat reader dc · adobe/acrobat · adobe/acrobat reader
- Source
- psirt@adobe.com
References
- https://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.