Vulnerability Monitor

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CVE-2019-9878

There is an invalid memory access in the function GfxIndexedColorSpace::mapColorToBase() located in GfxState.cc in Xpdf 4.0.0, as used in pdfalto 0.2. It can be triggered by (for example) 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

2019-03-21T16:01:17.593

Last Modified

2024-11-21T04:52:29.583

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

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pdfalto_project	pdfalto	0.2	Yes
Application	xpdfreader	xpdf	4.0.0	Yes

References

https://github.com/kermitt2/pdfalto/issues/46 Third Party Advisory ([email protected])
https://research.loginsoft.com/bugs/invalid-memory-access-in-gfxindexedcolorspacemapcolortobase-pdfalto-0-2/ Exploit, Third Party Advisory ([email protected])
https://github.com/kermitt2/pdfalto/issues/46 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://research.loginsoft.com/bugs/invalid-memory-access-in-gfxindexedcolorspacemapcolortobase-pdfalto-0-2/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)