CVE-2021-28558: high-severity vulnerability in Adobe Acrobat Reader
Adobe Acrobat Reader heap-based buffer overflow could lead to arbitrary code execution
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
26Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 10%
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/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Adobe · Acrobat ReaderRelated CVEs — Adobe Acrobat Reader
In the same product, most dangerous first.
CVE-2021-21017HIGHAcrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code ExecutionEPSS 86.3%KEVCVE-2023-21608HIGHAdobe Acrobat Reader DC resetForm Use-After-Free Remote Code Execution VulnerabilityEPSS 59.4%KEVCVE-2021-28550CRITICALAdobe Acrobat Reader use after free vulnerability could lead to arbitrary code executionEPSS 52.1%KEVCVE-2023-26369HIGH[Google Project Zero] Adobe Acrobat DC OOBW 0-day actively exploited in the wildEPSS 7.5%KEVCVE-2021-39843HIGHAdobe Acrobat Reader XObject Out-of-Bound Write VulnerabilityEPSS 76.7%CVE-2021-39836HIGHAdobe Acrobat Reader DC AcroForm buttonGetIcon Use-After-Free Remote Code Execution VulnerabilityEPSS 69.5%