CVE-2018-20650
CVSS V2 Medium 4.3
CVSS V3 Medium 6.5
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.
Overview
- CVE ID
- CVE-2018-20650
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-01-01T16:29:00
- Last Modified Date
- 2023-02-11T18:12:18
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:freedesktop:poppler:0.72.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| http://www.securityfocus.com/bid/106459 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHSA-2019:2022 | |
| https://access.redhat.com/errata/RHSA-2019:2713 | |
| https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7 | Patch Third Party Advisory |
| https://gitlab.freedesktop.org/poppler/poppler/issues/704 | Issue Tracking Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html | |
| https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html | |
| https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html | |
| https://usn.ubuntu.com/3865-1/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-20650 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20650 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:20:54 | Added to TrackCVE | |||
| 2022-12-03 15:55:47 | 2019-01-01T16:29Z | 2019-01-01T16:29:00 | CVE Published Date | updated |
| 2022-12-03 15:55:47 | 2022-09-26T02:15:09 | CVE Modified Date | updated | |
| 2022-12-03 15:55:47 | Modified | Vulnerability Status | updated | |
| 2022-12-03 15:55:51 | References | updated | ||
| 2022-12-21 06:56:04 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-11 19:07:55 | 2023-02-11T18:12:18 | CVE Modified Date | updated | |
| 2023-02-11 19:07:55 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |