CVE-2021-28545

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are missing support for an integrity check. An unauthenticated attacker would have the ability to completely manipulate data in a certified PDF without invalidating the original certification. Exploitation of this issue requires user interaction in that a victim must open the tampered file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
adobeCNA
8.1 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 80%
VendorProductVersion
adobeacrobat
17.011.30059 ≤
𝑥
≤ 17.011.30188
adobeacrobat
20.001.30005 ≤
𝑥
≤ 20.001.30018
adobeacrobat_dc
15.008.20082 ≤
𝑥
≤ 20.013.20074
adobeacrobat_reader
17.011.30059 ≤
𝑥
≤ 17.011.30188
adobeacrobat_reader
20.001.30005 ≤
𝑥
≤ 20.001.30018
adobeacrobat_reader_dc
15.008.20082 ≤
𝑥
≤ 20.013.20074
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html