CVE-2021-39857

Adobe Acrobat Reader DC add-on for Internet Explorer versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an Information Disclosure vulnerability. An unauthenticated attacker could leverage this vulnerability to check for existence of local files. Exploitation of this issue requires user interaction in that a victim must visit an attacker controlled web page.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
adobeCNA
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 77%
VendorProductVersion
adobeacrobat
17.011.30059 ≤
𝑥
≤ 17.011.30199
adobeacrobat_reader
17.011.30059 ≤
𝑥
≤ 17.011.30199
adobeacrobat
20.001.30005 ≤
𝑥
≤ 20.004.30006
adobeacrobat_reader
20.001.30005 ≤
𝑥
≤ 20.004.30006
adobeacrobat_dc
15.008.20082 ≤
𝑥
≤ 21.005.20058
adobeacrobat_reader_dc
15.008.20082 ≤
𝑥
≤ 21.005.20058
adobeacrobat_dc
15.008.20082 ≤
𝑥
≤ 21.005.20060
adobeacrobat_reader_dc
15.008.20082 ≤
𝑥
≤ 21.005.20060
𝑥
= Vulnerable software versions