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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2018-8104
HistoryOct 03, 2022 - 4:21 p.m.

CVE-2018-8104

2022-10-0316:21:54
Debian Security Bug Tracker
security-tracker.debian.org
7
bufstream
denial of service
heap-based buffer
application crash
pdf file
pdftohtml
unix

4.3 Medium

CVSS2

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

20.0%

The BufStream::lookChar function in Stream.cc in xpdf 4.00 allows attackers to launch denial of service (heap-based buffer over-read and application crash) via a specific pdf file, as demonstrated by pdftohtml.

OSVersionArchitecturePackageVersionFilename
Debian12allxpdf<= 3.04+git20220601-1xpdf_3.04+git20220601-1_all.deb
Debian11allxpdf<= 3.04+git20210103-3xpdf_3.04+git20210103-3_all.deb
Debian999allxpdf<= 3.04+git20240613-1xpdf_3.04+git20240613-1_all.deb
Debian13allxpdf<= 3.04+git20240613-1xpdf_3.04+git20240613-1_all.deb

4.3 Medium

CVSS2

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

20.0%

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