Vulnerability Name:

CVE-2019-16892 (CCN-167789)

Assigned:2019-09-25
Published:2019-09-25
Updated:2019-11-22
Summary:In Rubyzip before 1.3.0, a crafted ZIP file can bypass application checks on ZIP entry sizes because data about the uncompressed size can be spoofed. This allows attackers to cause a denial of service (disk consumption).
CVSS v3 Severity:5.5 Medium (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 (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
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
CVSS v2 Severity:7.1 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
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-400
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-16892

Source: REDHAT
Type: UNKNOWN
RHBA-2019:4047

Source: REDHAT
Type: UNKNOWN
RHSA-2019:4201

Source: XF
Type: UNKNOWN
rubyzip-cve201916892-dos(167789)

Source: CCN
Type: Rubyzip GIT Repository
Validate entry sizes when extracting #403

Source: MISC
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/rubyzip/rubyzip/pull/403

Source: FEDORA
Type: UNKNOWN
FEDORA-2019-8ecd991303

Source: FEDORA
Type: UNKNOWN
FEDORA-2019-0182d0b304

Source: FEDORA
Type: UNKNOWN
FEDORA-2019-52445dce42

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-16892

Vulnerable Configuration:Configuration 1:
  • cpe:/a:rubyzip_project:rubyzip:*:*:*:*:*:*:*:* (Version < 1.3.0)

    • Configuration CCN 1:
  • cpe:/a:rubyzip_project:rubyzip:1.2.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:113558
    P
    		vagrant-2.2.18-1.3 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106949
    P
    		vagrant-2.2.18-1.3 on GA media (Moderate)
    2021-10-01
    oval:com.ubuntu.disco:def:2019168920000000
    V
    		CVE-2019-16892 on Ubuntu 19.04 (disco) - medium.
    2019-09-25
    oval:com.ubuntu.bionic:def:2019168920000000
    V
    		CVE-2019-16892 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-09-25
    oval:com.ubuntu.xenial:def:2019168920000000
    V
    		CVE-2019-16892 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-09-25
    BACK
    rubyzip_project rubyzip *
    rubyzip_project rubyzip 1.2.4