VDB-142959 · CVE-2019-17178 · GCVE-0-2019-17178

LodePNG up to 2019-09-28 WinPR lodepng.c HuffmanTree_makeFromFrequencies Return Value release of resource

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in LodePNG up to 2019-09-28. It has been classified as problematic. This vulnerability affects the function HuffmanTree_makeFromFrequencies of the file lodepng.c of the component WinPR. Performing a manipulation as part of Return Value results in release of resource. This vulnerability is cataloged as CVE-2019-17178. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in LodePNG up to 2019-09-28. This affects the function HuffmanTree_makeFromFrequencies of the file lodepng.c of the component WinPR. The manipulation as part of a Return Value leads to a release of resource vulnerability. CWE is classifying the issue as CWE-772. The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. This is going to have an impact on availability. The summary by CVE is:

HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value.

The weakness was shared 10/04/2019 (Website). It is possible to read the advisory at lists.opensuse.org. This vulnerability is uniquely identified as CVE-2019-17178 since 10/04/2019. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

LodePNG

Version

2019-09-28

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Release of resource
CWE: CWE-772 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

10/04/2019 🔍
10/04/2019 +0 days 🔍
10/05/2019 +1 days 🔍
01/03/2024 +1551 days 🔍

Sourcesinfo

Advisory: 9fee4ae076b1ec97b97efb79ece08d1dab4df29a
Status: Not defined

CVE: CVE-2019-17178 (🔍)
GCVE (CVE): GCVE-0-2019-17178
GCVE (VulDB): GCVE-100-142959

Entryinfo

Created: 10/05/2019 18:02
Updated: 01/03/2024 14:40
Changes: 10/05/2019 18:02 (55), 09/23/2020 11:18 (1), 01/03/2024 14:40 (4)
Complete: 🔍
Cache ID: 216::103