radare2 1.5.0 libr/core/cmd_info.c cmd_info Binary File use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
4.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in radare2 1.5.0. This affects the function cmd_info of the file libr/core/cmd_info.c. Performing a manipulation as part of Binary File results in use after free. This vulnerability is reported as CVE-2017-9762. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability was found in radare2 1.5.0 (Programming Tool Software). It has been classified as problematic. This affects the function cmd_info of the file libr/core/cmd_info.c. The manipulation as part of a Binary File leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on availability. The summary by CVE is:

The cmd_info function in libr/core/cmd_info.c in radare2 1.5.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted binary file.

The bug was discovered 06/12/2017. The weakness was disclosed 06/19/2017 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2017-9762 since 06/19/2017. 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.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99140†). The entry VDB-102686 is pretty similar. 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: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.1
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: Use after free
CWE: CWE-416 / CWE-119
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

06/12/2017 🔍
06/19/2017 +7 days 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
06/20/2017 +1 days 🔍
12/08/2022 +1997 days 🔍

Sourcesinfo

Advisory: 7726
Researcher: fumfel
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9762 (🔍)
GCVE (CVE): GCVE-0-2017-9762
GCVE (VulDB): GCVE-100-102687
SecurityFocus: 99140 - radare2 'libr/core/cmd_info.c' Remote Denial Of Service Vulnerability

See also: 🔍

Entryinfo

Created: 06/20/2017 08:11
Updated: 12/08/2022 16:14
Changes: 06/20/2017 08:11 (61), 10/19/2019 09:39 (4), 12/29/2020 10:13 (3), 12/08/2022 16:14 (3)
Complete: 🔍
Cache ID: 216::103

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

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