CVE-2019-9877

There is an invalid memory access vulnerability in the function TextPage::findGaps() located at TextOutputDev.c in Xpdf 4.01, which can (for example) be triggered by sending a crafted pdf file to the pdftops binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265	Vendor Advisory
https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/	Exploit Third Party Advisory
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265	Vendor Advisory
https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:xpdfreader:xpdf:4.0.1:*:*:*:*:*:*:*

History

21 Nov 2024, 04:52

Type	Values Removed	Values Added
References	~~() https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265 - Vendor Advisory~~	() https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265 - Vendor Advisory
References	~~() https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/ - Exploit, Third Party Advisory~~	() https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/ - Exploit, Third Party Advisory

Information

Published : 2019-03-21 16:01

Updated : 2024-11-21 04:52

NVD link : CVE-2019-9877

Mitre link : CVE-2019-9877

CVE.ORG link : CVE-2019-9877

JSON object : View

Products Affected

xpdfreader

xpdf

CWE

CWE-125

Out-of-bounds Read

CWE-787

Out-of-bounds Write

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