5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
30.1%
In Xpdf 4.01.01, there is a heap-based buffer over-read in the function
JBIG2Stream::readTextRegionSeg() located at JBIG2Stream.cc. It can, for
example, be triggered by sending a crafted PDF document to the pdftoppm
tool. It might allow an attacker to cause Information Disclosure.
Author | Note |
---|---|
jdstrand | xpdf in koffice is 2.0 |
mdeslaur | poppler has extra checks, reproducer didn’t work |
ebarretto | since 0.5.12-1 libextractor does not use xpdf anymore. xpdf in Debian uses poppler, which is not affected or fixed |
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
30.1%