CVE-2021-21089

LOW EPSS 75.9%
Published Sep 30, 20214y ago · Modified Jun 17, 20262w ago
3.3 CVSS 3.1
Low
Find Similar
Published Sep 30, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

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 an out-of-bounds Read vulnerability. An unauthenticated attacker could leverage this vulnerability to locally escalate privileges in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS Details

Base Score
3.3
Exploitability
1.8
Impact
1.4
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
75.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 12

VendorProductVersionRange
adobeacrobat_dc*≥20.006.20034  –  ≤20.013.20074
adobeacrobat_reader_dc*≥20.006.20034  –  ≤20.013.20074
applemacos*any
microsoftwindows*any
adobeacrobat_dc*≥20.001.30005  –  ≤20.001.30018
adobeacrobat_reader_dc*≥20.001.30005  –  ≤20.001.30018
applemacos*any
microsoftwindows*any
adobeacrobat_dc*≥17.011.30158  –  ≤17.011.30188
adobeacrobat_reader_dc*≥17.011.30158  –  ≤17.011.30188
applemacos*any
microsoftwindows*any

References 1

  • helpx.adobe.com https://helpx.adobe.com/security/products/acrobat/apsb21-09.html
    Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.