poppler: reachable Object::dictLookup assertion in FileSpec class in FileSpec.cc
Published Jan 1, 2019
6.5
MEDIUMCVSS 3.1
EPSS 2.68%
Description
A reachable Object::dictLookup assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to the lack of a check for the dict data type, as demonstrated by use of the FileSpec class (in FileSpec.cc) in pdfdetach.
Affected products
No data.
Configuration 1
- 0.72.0
Configuration 2
- 14.04
- 16.04
- 18.04
- 18.10
Configuration 3
- 8.0
- 9.0
- 10.0
Configuration 4
- 8.0
- 7.0
- 8.1
- 8.2
- 8.4
- 8.6
- 7.0
- 8.2
- 8.4
- 8.6
- 8.2
- 8.4
- 8.6
- 7.0
No data.
Red Hat Enterprise Linux 7
evince-0:3.28.2-8.el7
Fixed · RHSA-2019:2022
Red Hat Enterprise Linux 7
okular-0:4.10.5-7.el7
Fixed · RHSA-2019:2022
Red Hat Enterprise Linux 7
poppler-0:0.26.5-38.el7
Fixed · RHSA-2019:2022
Red Hat Enterprise Linux 8
poppler-0:0.66.0-11.el8_0.12
Fixed · RHSA-2019:2713
Red Hat Enterprise Linux 5
poppler
Will not fix
Red Hat Enterprise Linux 6
poppler
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | evince-0:3.28.2-8.el7 | Fixed | RHSA-2019:2022 |
| Red Hat Enterprise Linux 7 | okular-0:4.10.5-7.el7 | Fixed | RHSA-2019:2022 |
| Red Hat Enterprise Linux 7 | poppler-0:0.26.5-38.el7 | Fixed | RHSA-2019:2022 |
| Red Hat Enterprise Linux 8 | poppler-0:0.66.0-11.el8_0.12 | Fixed | RHSA-2019:2713 |
| Red Hat Enterprise Linux 5 | poppler | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | poppler | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.68% (0.02682) | 85.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.68% (0.02682) | 83.82th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.36% (0.00355) | 57.11th | v4 (v2025.03.14) |
| Nov 18, 2025 | 1.76% (0.01764) | 81.12th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.57% (0.00567) | 66.56th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.86% (0.00863) | 83.03th | v3 (v2023.03.01) |
| May 24, 2024 | 1.10% (0.01098) | 84.41th | v3 (v2023.03.01) |
| Dec 26, 2023 | 1.29% (0.01295) | 84.32th | v3 (v2023.03.01) |
| Sep 3, 2023 | 1.01% (0.01006) | 81.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.66% (0.00658) | 76.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.18% (0.01183) | 35.15th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.31% (0.02314) | 53.75th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.31% (0.02314) | 0.00th | v1 |
References (13)
- http://www.securityfocus.com/bid/106459 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2022 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2713 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-20650 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1665263 Issue Tracking
- https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7 x_refsource_MISCPatchThird Party Advisory
- https://gitlab.freedesktop.org/poppler/poppler/issues/704 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-20650
- https://usn.ubuntu.com/3865-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-20650
Change history (0)
No recorded changes yet.