rawstudio 2.1-0.1.20150511git983bda1.fc22 librawstudio/rs-filter.c rs_filter_graph link following

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in rawstudio 2.1-0.1.20150511git983bda1.fc22. It has been rated as problematic. Affected by this issue is the function rs_filter_graph of the file librawstudio/rs-filter.c. The manipulation leads to link following. This vulnerability is uniquely identified as CVE-2014-4978. Local access is required to approach this attack. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in rawstudio 2.1-0.1.20150511git983bda1.fc22. It has been rated as problematic. This issue affects the function rs_filter_graph of the file librawstudio/rs-filter.c. 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 integrity, and availability. The summary by CVE is:

The rs_filter_graph function in librawstudio/rs-filter.c in rawstudio might allow local users to truncate arbitrary files via a symlink attack on (1) /tmp/rs-filter-graph.png or (2) /tmp/rs-filter-graph.

The bug was discovered 07/16/2014. The weakness was disclosed 12/29/2017 by Steve Kemp (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2014-4978 since 07/16/2014. Attacking locally is a requirement. The successful exploitation requires a simple authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 302 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 84857 (Fedora 22 : rawstudio-2.1-0.1.20150511git983bda1.fc22 (2015-8196)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124011 (Fedora Security Update for rawstudio (FEDORA-2015-8196)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (84857) and SecurityFocus (BID 68671†). The entry VDB-75450 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

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: 84857
Nessus Name: Fedora 22 : rawstudio-2.1-0.1.20150511git983bda1.fc22 (2015-8196)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for rawstudio FEDORA-2015-8196
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

07/16/2014 🔍
07/16/2014 +0 days 🔍
07/16/2014 +0 days 🔍
05/14/2015 +302 days 🔍
07/20/2015 +67 days 🔍
12/29/2017 +893 days 🔍
12/29/2017 +0 days 🔍
12/30/2017 +1 days 🔍
01/19/2023 +1846 days 🔍

Sourcesinfo

Product: github.com

Advisory: 9c2cd3c93c05d009a91d84eedbb85873b0cb505d
Researcher: Steve Kemp
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-4978 (🔍)
GCVE (CVE): GCVE-0-2014-4978
GCVE (VulDB): GCVE-100-111167
X-Force: 94633
SecurityFocus: 68671 - Debian rawstudio Package 'rs_filter_graph()' Function Insecure Temporary File Handling Vulnerability

See also: 🔍

Entryinfo

Created: 12/30/2017 10:16
Updated: 01/19/2023 14:14
Changes: 12/30/2017 10:16 (77), 12/18/2019 15:40 (2), 01/28/2021 09:54 (2), 01/19/2023 14:14 (4)
Complete: 🔍
Cache ID: 216:F4B:103

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