VDB-117303 · CVE-2018-10115 · BID 104132

7-zip up to 18.02 RAR Decoder Archive memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability was found in 7-zip up to 18.02 (File Compression Software). It has been classified as critical. This affects an unknown code of the component RAR Decoder. The manipulation as part of a Archive leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before can lead to usage of uninitialized memory, allowing remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

The bug was discovered 05/01/2018. The weakness was presented 05/02/2018 (Website). It is possible to read the advisory at sourceforge.net. This vulnerability is uniquely identified as CVE-2018-10115 since 04/14/2018. 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. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 109730 (7-Zip < 18.05 Memory Corruption Arbitrary Code Execution), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370923 (7-ZIP RAR decoder objects remote code execution Vulnerability).

Upgrading to version 18.03 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (109730).

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109730
Nessus Name: 7-Zip < 18.05 Memory Corruption Arbitrary Code Execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53398
OpenVAS Name: 7zip RAR Denial of Service Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: 7-zip 18.03

Timelineinfo

04/14/2018 🔍
05/01/2018 +17 days 🔍
05/01/2018 +0 days 🔍
05/02/2018 +0 days 🔍
05/02/2018 +0 days 🔍
05/02/2018 +0 days 🔍
05/03/2018 +1 days 🔍
05/03/2018 +0 days 🔍
05/11/2018 +8 days 🔍
02/02/2020 +632 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-10115 (🔍)
SecurityTracker: 1040832
SecurityFocus: 104132 - 7-Zip CVE-2018-10115 Remote Code Execution Vulnerability

Entryinfo

Created: 05/03/2018 08:35
Updated: 02/02/2020 16:09
Changes: 05/03/2018 08:35 (74), 02/02/2020 16:09 (8)
Complete: 🔍

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