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githubexploitA3CF9029-7017-54E6-A5D2-340157519576
HistoryMar 29, 2022 - 2:45 p.m.

Exploit for Heap-based Buffer Overflow in Adobe Acrobat

2022-03-2914:45:16
158
adobe acrobat
cve-2021-21017
heap-based buffer overflow
type confusion
out of bounds read
heap overflow
poc attached
detection
uri entry
base entry
utf-16be string
buffer overflow
security exception

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.652

Percentile

97.9%

CVE-2021-21017

Not another Adobe Reader Byte Order Mark bu…

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CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.652

Percentile

97.9%