Ubuntu.comUB:CVE-2018-18459CVE-2018-18459
4.3 Medium
CVSS2
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
5.5 Medium
CVSS3
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
0.001 Low
EPSS
Percentile
30.1%
The function DCTStream::getBlock in Stream.cc in Xpdf 4.00 allows remote
attackers to cause a denial of service (NULL pointer dereference) via a
crafted pdf file, as demonstrated by pdftoppm.
Notes
| Author | Note |
|---|---|
| jdstrand | xpdf in koffice is 2.0 |
| mdeslaur | no indication this affects poppler |
| ebarretto | no security impact, crash in CLI tool |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | ipe | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | xpdf | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | xpdf | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | xpdf | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | xpdf | < any | UNKNOWN |
Related
4.3 Medium
CVSS2
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
5.5 Medium
CVSS3
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
0.001 Low
EPSS
Percentile
30.1%