Rarlab WinRar 5.30 Beta 4 Executable File Loading access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Rarlab WinRar 5.30 Beta 4. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the component Executable File Loading. This manipulation causes access control. The identification of this vulnerability is CVE-2015-5663. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Rarlab WinRar 5.30 Beta 4 (File Compression Software). Affected by this vulnerability is an unknown function of the component Executable File Loading. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The file-execution functionality in WinRAR before 5.30 beta 5 allows local users to gain privileges via a Trojan horse file with a name similar to an extensionless filename that was selected by the user.

The weakness was shared 12/17/2015 (Website). The advisory is shared at jvn.jp. This vulnerability is known as CVE-2015-5663 since 07/24/2015. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 370233 (WinRAR Insecure Executable Loading Remote Code Execution Vulnerability).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (109011) and SecurityFocus (BID 79666†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.3

VulDB Base Score: 8.4
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/24/2015 🔍
12/17/2015 +146 days 🔍
12/18/2015 +1 days 🔍
12/30/2015 +12 days 🔍
11/22/2024 +3250 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Confirmed

CVE: CVE-2015-5663 (🔍)
GCVE (CVE): GCVE-0-2015-5663
GCVE (VulDB): GCVE-100-79849
X-Force: 109011 - WinRAR privilege escalation
SecurityFocus: 79666
SecurityTracker: 1034881

Entryinfo

Created: 12/18/2015 09:58
Updated: 11/22/2024 23:08
Changes: 12/18/2015 09:58 (45), 05/08/2018 09:07 (7), 07/01/2022 10:45 (3), 07/01/2022 10:51 (10), 11/22/2024 23:08 (16)
Complete: 🔍
Cache ID: 216:ECA:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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