Vulnerability Monitor

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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.

Published

2019-03-21T16:01:17.530

Last Modified

2024-11-21T04:52:29.453

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-125
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	xpdfreader	xpdf	4.0.1	Yes

References

https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265 Vendor Advisory ([email protected])
https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/ Exploit, Third Party Advisory ([email protected])
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)