CVE-2021-39856CWE-200

Adobe Acrobat Reader DC NTLMv2 SSO Information Disclosure via LoadFile

Medium · published September 29, 2021

CVSS v3.1
6.5
EPSS
2%
Percentile
83.7
In the wild
Unconfirmed
What it is

Acrobat Reader DC ActiveX Control 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 obtain NTLMv2 credentials. Exploitation of this issue requires user interaction in that a victim must visit an attacker controlled web page.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.02363 · 83.7th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2021-09-29T15:39Z
EPSS history
Timeline
  • 29 SEP 15:39Z
    Adobe Acrobat Reader DC NTLMv2 SSO Information Disclosure via LoadFile
    cvelistv5