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.
Published 2021-09-29 16:15:11
Updated 2021-10-07 00:18:29
View at NVD,   CVE.org
Vulnerability category: Information leak

Exploit prediction scoring system (EPSS) score for CVE-2021-39857

0.28%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-39857

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
NIST
4.3
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
2.8
1.4
Adobe Systems Incorporated

CWE ids for CVE-2021-39857

References for CVE-2021-39857

Products affected by CVE-2021-39857

  • Adobe » Acrobat Reader » Classic Edition
    Versions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30006
    cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
    When used together with: Apple » Macos » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
  • Adobe » Acrobat Reader » Classic Edition
    Versions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30199
    cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
    When used together with: Apple » Macos » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
  • Adobe » Acrobat » Classic Edition
    Versions from including (>=) 20.001.30005 and up to, including, (<=) 20.004.30006
    cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
    When used together with: Apple » Macos » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
  • Adobe » Acrobat » Classic Edition
    Versions from including (>=) 17.011.30059 and up to, including, (<=) 17.011.30199
    cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
    When used together with: Apple » Macos » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
  • Adobe » Acrobat Dc » Continuous Edition
    Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20058
    cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
    When used together with: Apple » Macos » Version: N/A
  • Adobe » Acrobat Dc » Continuous Edition
    Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20060
    cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
    When used together with: Microsoft » Windows » Version: N/A
  • Adobe » Acrobat Reader Dc » Continuous Edition
    Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20058
    cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
    When used together with: Apple » Macos » Version: N/A
  • Adobe » Acrobat Reader Dc » Continuous Edition
    Versions from including (>=) 15.008.20082 and up to, including, (<=) 21.005.20060
    cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
    When used together with: Microsoft » Windows » Version: N/A
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