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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2018-8104
HistoryMar 14, 2018 - 3:29 a.m.

CVE-2018-8104

2018-03-1403:29:00
Debian Security Bug Tracker
security-tracker.debian.org
10
bufstream
denial of service
heap-based buffer
application crash
pdf file
pdftohtml
unix

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

EPSS

0.001

Percentile

24.1%

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

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

EPSS

0.001

Percentile

24.1%

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