VDB-99946 · CVE-2017-7946 · GCVE-0-2017-7946

radare2 1.3.0 Mach0 File mach0.c get_relocs_64 use after free

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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in radare2 1.3.0. Affected by this vulnerability is the function get_relocs_64 of the file libr/bin/format/mach0/mach0.c of the component Mach0 File Handler. Executing a manipulation can lead to use after free. This vulnerability is handled as CVE-2017-7946. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in radare2 1.3.0 (Programming Tool Software). This vulnerability affects the function get_relocs_64 of the file libr/bin/format/mach0/mach0.c of the component Mach0 File Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect availability. CVE summarizes:

The get_relocs_64 function in libr/bin/format/mach0/mach0.c in radare2 1.3.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted Mach0 file.

The bug was discovered 04/18/2017. The weakness was released 04/18/2017 (GitHub Repository). The advisory is available at github.com. This vulnerability was named CVE-2017-7946 since 04/18/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details 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.

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

Productinfo

Type

Programming Tool Software

Name

radare2

Version

1.3.0

License

open-source

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

AV	AC	Au	C	I	A
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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: 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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

04/18/2017 🔍
04/18/2017 +0 days 🔍
04/18/2017 +0 days 🔍
04/18/2017 +0 days 🔍
04/19/2017 +1 days 🔍
11/29/2022 +2050 days 🔍

Sourcesinfo

Advisory: d1e8ac62c6d978d4662f69116e30230d43033c92
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-7946 (🔍)
GCVE (CVE): GCVE-0-2017-7946
GCVE (VulDB): GCVE-100-99946
OSVDB: - CVE-2017-7946 - radare2 - Use-After-Free Issue

Entryinfo

Created: 04/19/2017 11:46
Updated: 11/29/2022 16:05
Changes: 04/19/2017 11:46 (57), 09/15/2020 09:07 (3), 11/29/2022 16:05 (5)
Complete: 🔍
Cache ID: 216::103