Llvm Clang 3.5 Utility GetHTMLRunDir link following

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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Llvm Clang 3.5. Affected is the function GetHTMLRunDir of the component Utility. Such manipulation leads to link following. This vulnerability is traded as CVE-2014-2893. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Llvm Clang 3.5. Affected by this issue is the function GetHTMLRunDir of the component Utility. The manipulation with an unknown input leads to a link following vulnerability. Using CWE to declare the problem leads to CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. Impacted is confidentiality. CVE summarizes:

The GetHTMLRunDir function in the scan-build utility in Clang 3.5 and earlier allows local users to obtain sensitive information or overwrite arbitrary files via a symlink attack on temporary directories with predictable names.

The weakness was shared 04/23/2014 by Jakub Wilk (Website). The advisory is shared for download at bugs.debian.org. This vulnerability is handled as CVE-2014-2893 since 04/17/2014. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 81254 (openSUSE Security Update : llvm (openSUSE-2015-122)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167600 (OpenSuSE Security Update for llvm (openSUSE-SU-2015:0245-1)).

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 databases at X-Force (93752), Tenable (81254), SecurityFocus (BID 66989†) and Vulnerability Center (SBV-48717†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 4.0
VulDB Temp Score: 4.0
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: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81254
Nessus Name: openSUSE Security Update : llvm (openSUSE-2015-122)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/16/2014 🔍
04/16/2014 +0 days 🔍
04/17/2014 +1 days 🔍
04/23/2014 +6 days 🔍
04/23/2014 +0 days 🔍
02/10/2015 +293 days 🔍
02/23/2015 +13 days 🔍
03/25/2015 +30 days 🔍
05/11/2026 +4065 days 🔍

Sourcesinfo

Advisory: bugs.debian.org
Researcher: Jakub Wilk
Status: Not defined

CVE: CVE-2014-2893 (🔍)
GCVE (CVE): GCVE-0-2014-2893
GCVE (VulDB): GCVE-100-69464
X-Force: 93752
SecurityFocus: 66989 - Clang 'Scan-Build' Utility Insecure Temporary File Handling Vulnerability
Vulnerability Center: 48717 - Clang Scan-Build 3.5 and Earlier Local Information Disclosure via a Symlink Attack in GetHTMLRunDir Function, Low

Entryinfo

Created: 03/25/2015 16:45
Updated: 05/11/2026 21:23
Changes: 03/25/2015 16:45 (60), 06/20/2017 08:50 (5), 03/15/2022 14:35 (3), 12/17/2024 10:45 (16), 05/11/2026 21:23 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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