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cveMitreCVE-2021-36978
HistoryJul 20, 2021 - 7:15 a.m.

CVE-2021-36978

2021-07-2007:15:08
CWE-787
mitre
web.nvd.nist.gov
63
7
cve-2021-36978
qpdf
buffer overflow
pl_aes_pdf
nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

42.2%

JSON

QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails.

Affected configurations

Nvd
Node
qpdf_projectqpdfRange9.0.0–9.1.1
OR
qpdf_projectqpdfRange10.0.0–10.0.4
VendorProductVersionCPE
qpdf_projectqpdf*cpe:2.3:a:qpdf_project:qpdf:*:*:*:*:*:*:*:*

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CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

42.2%

JSON
Related for CVE-2021-36978
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