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CVE-2021-21057mediumCWE-476

Acrobat Reader DC Invalid Memory Read Due To An Uninitialized Pointer

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.6epss 1.1%
exploitation probability
1.1%top 35% of all CVEs
observed exploitation
nono source reports it
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a null pointer dereference vulnerability when parsing a specially crafted PDF file. An unauthenticated attacker could leverage this vulnerability to achieve denial of service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Affected products
Adobe · Acrobat Reader