ok-file-formats up to 2020-06-26 JPEG File ok_jpg.c ok_jpg_decode_block_progressive heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in ok-file-formats up to 2020-06-26. This impacts the function ok_jpg_decode_block_progressive of the file ok_jpg.c of the component JPEG File Handler. Executing a manipulation can lead to heap-based overflow. This vulnerability is tracked as CVE-2020-23707. No exploit exists.

Detailsinfo

A vulnerability was found in ok-file-formats up to 2020-06-26. It has been declared as problematic. This vulnerability affects the function ok_jpg_decode_block_progressive of the file ok_jpg.c of the component JPEG File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect availability.

The weakness was disclosed 07/16/2021. The advisory is shared for download at github.com. This vulnerability was named CVE-2020-23707. There are known technical details, but no exploit is available.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/13/2020 🔍
07/16/2021 +337 days 🔍
07/16/2021 +0 days 🔍
07/19/2021 +3 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-23707 (🔍)
GCVE (CVE): GCVE-0-2020-23707
GCVE (VulDB): GCVE-100-178792

Entryinfo

Created: 07/16/2021 11:30
Updated: 07/19/2021 14:55
Changes: 07/16/2021 11:30 (37), 07/19/2021 14:55 (2)
Complete: 🔍
Cache ID: 216::103

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