CVE-2018-20481
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- CVE-2018-20481
CVE Details
| Release Date: | 2018-12-25 | |
| Impact: | Low | What is this? |
Description
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
See more information about CVE-2018-20481 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 6.5 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | Required |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (evince) | ELSA-2019-2022 | 2019-08-13 |
| Oracle Linux version 7 (okular) | ELSA-2019-2022 | 2019-08-13 |
| Oracle Linux version 7 (poppler) | ELSA-2019-2022 | 2019-08-13 |
| Oracle Linux version 8 (poppler) | ELSA-2019-2713 | 2019-09-12 |
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