radare2 cmd_info.c cmd_info double free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in radare2. The affected element is the function cmd_info of the file cmd_info.c. The manipulation results in double free. This vulnerability is known as CVE-2020-27794. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in radare2 (Programming Tool Software) (version unknown). Affected is the function cmd_info of the file cmd_info.c. The manipulation with an unknown input leads to a double free vulnerability. CWE is classifying the issue as CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A double free issue was discovered in radare2 in cmd_info.c:cmd_info(). Successful exploitation could lead to modification of unexpected memory locations and potentially causing a crash.

The weakness was published 08/20/2022 as 16303. The advisory is available at github.com. This vulnerability is traded as CVE-2020-27794 since 10/27/2020. Technical details are known, but there is no available exploit.

Applying the patch cb8b683758edddae2d2f62e8e63a738c39f92683 is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Double free
CWE: CWE-415 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: cb8b683758edddae2d2f62e8e63a738c39f92683

Timelineinfo

10/27/2020 🔍
08/20/2022 +661 days 🔍
08/20/2022 +0 days 🔍
08/20/2022 +0 days 🔍

Sourcesinfo

Advisory: 16303
Status: Confirmed

CVE: CVE-2020-27794 (🔍)
GCVE (CVE): GCVE-0-2020-27794
GCVE (VulDB): GCVE-100-206850

Entryinfo

Created: 08/20/2022 08:52
Changes: 08/20/2022 08:52 (42)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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