Vulnerability CVE-2018-14320

Vulnerability Name:

CVE-2018-14320 (CCN-149832)

Assigned:

2018-09-13

Published:

2018-09-13

Updated:

2019-10-09

Summary:

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of PoDoFo. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within PdfEncoding::ParseToUnicode. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-5673.

CVSS v3 Severity:

6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)

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): High Integrity (I): None Availibility (A): None

3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)

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): Low Integrity (I): None Availibility (A): None

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

Vulnerability Type:

CWE-119

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2018-14320

Source: CCN
Type: PoDoFo Web site
PoDoFo

Source: XF
Type: UNKNOWN
podofo-cve201814320-info-disc(149832)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-14320

Source: CCN
Type: ZDI-18-1046
(0Day) PoDoFo Library ParseToUnicode Memory Corruption Information Disclosure Vulnerability

Source: MISC
Type: Third Party Advisory, VDB Entry
https://zerodayinitiative.com/advisories/ZDI-18-1046

Vulnerable Configuration:

Configuration 1:

cpe:/a:podofo_project:podofo:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:podofo_project:podofo:0.9.6:-:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:112776	P	libpodofo-devel-0.9.7-2.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106247	P	Security update for salt (Moderate)	2021-10-27
oval:com.ubuntu.disco:def:2018143200000000	V	CVE-2018-14320 on Ubuntu 19.04 (disco) - medium.	2018-09-17
oval:com.ubuntu.bionic:def:201814320000	V	CVE-2018-14320 on Ubuntu 18.04 LTS (bionic) - medium.	2018-09-17
oval:com.ubuntu.cosmic:def:2018143200000000	V	CVE-2018-14320 on Ubuntu 18.10 (cosmic) - medium.	2018-09-17
oval:com.ubuntu.cosmic:def:201814320000	V	CVE-2018-14320 on Ubuntu 18.10 (cosmic) - medium.	2018-09-17
oval:com.ubuntu.bionic:def:2018143200000000	V	CVE-2018-14320 on Ubuntu 18.04 LTS (bionic) - medium.	2018-09-17
oval:com.ubuntu.trusty:def:201814320000	V	CVE-2018-14320 on Ubuntu 14.04 LTS (trusty) - medium.	2018-09-17
oval:com.ubuntu.xenial:def:2018143200000000	V	CVE-2018-14320 on Ubuntu 16.04 LTS (xenial) - medium.	2018-09-17
oval:com.ubuntu.xenial:def:201814320000	V	CVE-2018-14320 on Ubuntu 16.04 LTS (xenial) - medium.	2018-09-17

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