Vulnerability Name:

CVE-2019-20012 (CCN-173577)

Assigned:2019-12-24
Published:2019-12-24
Updated:2020-08-24
Summary:An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.
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
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): 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): High
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
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-770
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-20012

Source: SUSE
Type: Mailing List, Third Party Advisory
openSUSE-SU-2020:0068

Source: SUSE
Type: Mailing List, Third Party Advisory
openSUSE-SU-2020:0095

Source: XF
Type: UNKNOWN
gnulibredwg-cve201920012-dos(173577)

Source: CCN
Type: libredwg GIT Repository
Several bugs found by fuzzing #176

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://github.com/LibreDWG/libredwg/issues/176

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://github.com/LibreDWG/libredwg/issues/176#issuecomment-568643088

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gnu:libredwg:0.9.2:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
  • OR cpe:/o:opensuse:leap:15.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:93627
    P
    		 (Important)
    2022-07-12
    oval:org.opensuse.security:def:201920012
    V
    		CVE-2019-20012
    2022-06-30
    oval:org.opensuse.security:def:112804
    P
    		libredwg-devel-0.11.1-1.6 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106273
    P
    		Security update for log4j (Important)
    2021-12-17
    oval:org.opensuse.security:def:64632
    P
    		Security update for python-Babel (Important)
    2021-12-06
    oval:org.opensuse.security:def:64802
    P
    		Security update for postgresql14 (Important)
    2021-11-22
    oval:org.opensuse.security:def:74744
    P
    		Security update for the Linux Kernel (Important)
    2021-11-11
    oval:org.opensuse.security:def:100340
    P
    		 (Moderate)
    2021-10-20
    oval:org.opensuse.security:def:63378
    P
    		stunnel-5.57-3.11.1 on GA media (Moderate)
    2021-08-10
    oval:org.opensuse.security:def:64530
    P
    		Security update for tpm2.0-tools (Moderate)
    2021-06-17
    oval:org.opensuse.security:def:62875
    P
    		perl-YAML-LibYAML-0.59-1.16 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:62879
    P
    		systemtap-3.2-5.64 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:64690
    P
    		Security update for libxml2 (Important)
    2021-05-19
    oval:org.opensuse.security:def:63581
    P
    		imobiledevice-tools-1.2.0+git20170122.45fda81-1.44 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:62907
    P
    		libtool-32bit-2.4.6-1.406 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:63085
    P
    		ntp-4.2.8p13-4.6.1 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:62882
    P
    		FastCGI-2.4.0-2.23 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:74877
    P
    		Security update for libredwg (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:64422
    P
    		openssh on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:63728
    P
    		Security update for avahi (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:64423
    P
    		openvpn on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:63957
    P
    		Security update for gnuplot (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:64286
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:110539
    P
    		Security update for libredwg (Moderate)
    2020-01-17
    BACK
    gnu libredwg 0.9.2
    opensuse backports sle 15.0 sp1
    opensuse leap 15.1