Red Hat Enterprise Linux up to 5 luci.ini race condition

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Red Hat Enterprise Linux up to 5. This impacts an unknown function in the library var/lib/luci/etc/luci.ini. Performing a manipulation results in race condition. This vulnerability is reported as CVE-2013-4481. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Red Hat Enterprise Linux up to 5 (Operating System). This affects some unknown processing in the library var/lib/luci/etc/luci.ini. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality. The summary by CVE is:

Race condition in Luci 0.26.0 creates /var/lib/luci/etc/luci.ini with world-readable permissions before restricting the permissions, which allows local users to read the file and obtain sensitive information such as "authentication secrets."

The weakness was disclosed 11/23/2013 as Bug 988998 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2013-4481 since 06/12/2013. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:var/lib/luci/etc/luci.ini it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 71195 (Scientific Linux Security Update : luci on SL6.x i386/x86_64), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks.

Upgrading to version 6 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (89261), Tenable (71195), SecurityFocus (BID 63854†) and Vulnerability Center (SBV-42485†). The entry VDB-65548 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 71195
Nessus Name: Scientific Linux Security Update : luci on SL6.x i386/x86_64
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise Linux 6

Timelineinfo

06/12/2013 🔍
11/21/2013 +162 days 🔍
11/21/2013 +0 days 🔍
11/23/2013 +2 days 🔍
11/23/2013 +0 days 🔍
12/04/2013 +11 days 🔍
12/09/2013 +5 days 🔍
03/24/2015 +470 days 🔍
01/10/2022 +2484 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: Bug 988998
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4481 (🔍)
GCVE (CVE): GCVE-0-2013-4481
GCVE (VulDB): GCVE-100-65547
X-Force: 89261
SecurityFocus: 63854 - LuCI CVE-2013-4481 Local Insecure File Permissions Vulnerability
Vulnerability Center: 42485 - LuCi 0.26.0 Local File System Read Vulnerability Due to a Race Condition Causing World-Readable Permissions, Low

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/10/2022 19:28
Changes: 03/24/2015 15:54 (67), 05/16/2017 16:43 (4), 01/10/2022 19:28 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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