Vulnerability Name:

CVE-2018-20650 (CCN-155036)

Assigned:2018-12-28
Published:2018-12-28
Updated:2023-02-11
Summary: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.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
3.3 Low (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-617
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-20650

Source: cve@mitre.org
Type: Third Party Advisory, VDB Entry
cve@mitre.org

Source: cve@mitre.org
Type: Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Third Party Advisory
cve@mitre.org

Source: XF
Type: UNKNOWN
poppler-cve201820650-dos(155036)

Source: cve@mitre.org
Type: Patch, Third Party Advisory
cve@mitre.org

Source: CCN
Type: Poppler GIT Repository
a reachable abort in FileSpec FileSpec in FileSpec.cc

Source: cve@mitre.org
Type: Issue Tracking, Patch, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Third Party Advisory
cve@mitre.org

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
    • Configuration RedHat 7:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*
    • Configuration RedHat 8:
  • cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:93145
    P
    		 (Important)
    2022-07-06
    oval:org.opensuse.security:def:93298
    P
    		 (Important)
    2022-01-25
    oval:org.opensuse.security:def:100079
    P
    		 (Important)
    2022-01-11
    oval:org.opensuse.security:def:99175
    P
    		 (Important)
    2021-12-22
    oval:org.opensuse.security:def:8869
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:99768
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:106458
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92030
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:67335
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:9819
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:119807
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:5905
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:105865
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92818
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:70320
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:76062
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:9064
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:106745
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:95453
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92225
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:69566
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:10180
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:6246
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:99370
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:106060
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92992
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:70510
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:76403
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:9426
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:102166
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:108832
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:96329
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:111808
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92420
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:69760
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:10370
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:8679
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:99569
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:106259
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:70807
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:66994
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:9620
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:103001
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:109667
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:98980
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:105670
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:92619
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:69959
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:org.opensuse.security:def:10667
    P
    		Security update for poppler (Important)
    2021-12-01
    oval:com.redhat.rhsa:def:20192713
    P
    		RHSA-2019:2713: poppler security update (Moderate)
    2019-09-12
    oval:com.redhat.rhsa:def:20192022
    P
    		RHSA-2019:2022: poppler security, bug fix, and enhancement update (Moderate)
    2019-08-06
    oval:com.ubuntu.bionic:def:201820650000
    V
    		CVE-2018-20650 on Ubuntu 18.04 LTS (bionic) - low.
    2019-01-01
    oval:com.ubuntu.cosmic:def:2018206500000000
    V
    		CVE-2018-20650 on Ubuntu 18.10 (cosmic) - low.
    2019-01-01
    oval:com.ubuntu.cosmic:def:201820650000
    V
    		CVE-2018-20650 on Ubuntu 18.10 (cosmic) - low.
    2019-01-01
    oval:com.ubuntu.bionic:def:2018206500000000
    V
    		CVE-2018-20650 on Ubuntu 18.04 LTS (bionic) - low.
    2019-01-01
    oval:com.ubuntu.trusty:def:201820650000
    V
    		CVE-2018-20650 on Ubuntu 14.04 LTS (trusty) - low.
    2019-01-01
    oval:com.ubuntu.xenial:def:2018206500000000
    V
    		CVE-2018-20650 on Ubuntu 16.04 LTS (xenial) - low.
    2019-01-01
    oval:com.ubuntu.xenial:def:201820650000
    V
    		CVE-2018-20650 on Ubuntu 16.04 LTS (xenial) - low.
    2019-01-01
    BACK