radare2 4.5.0 DWARF Information type_dwarf.c input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in radare2 4.5.0. Affected is an unknown function of the file type_dwarf.c of the component DWARF Information Handler. Performing a manipulation results in input validation. This vulnerability is cataloged as CVE-2020-16269. The attack must be initiated from a local position. There is no exploit available.

Detailsinfo

A vulnerability was found in radare2 4.5.0 (Programming Tool Software). It has been classified as critical. This affects an unknown functionality of the file type_dwarf.c of the component DWARF Information Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

radare2 4.5.0 misparses DWARF information in executable files, causing a segmentation fault in parse_typedef in type_dwarf.c via a malformed DW_AT_name in the .debug_info section.

The weakness was shared 08/03/2020. This vulnerability is uniquely identified as CVE-2020-16269 since 08/03/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

08/03/2020 🔍
08/03/2020 +0 days 🔍
08/04/2020 +1 days 🔍
08/04/2020 +0 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2020-16269 (🔍)
GCVE (CVE): GCVE-0-2020-16269
GCVE (VulDB): GCVE-100-159279

Entryinfo

Created: 08/04/2020 08:23
Updated: 08/04/2020 08:28
Changes: 08/04/2020 08:23 (35), 08/04/2020 08:28 (18)
Complete: 🔍
Cache ID: 216::103

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

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