PCManFM 1.2.5 Socket File /tmp input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in PCManFM 1.2.5. Affected by this vulnerability is an unknown functionality of the file /tmp of the component Socket File Handler. The manipulation results in input validation. This vulnerability is cataloged as CVE-2017-8934. The attack must be initiated from a local position. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in PCManFM 1.2.5. Affected is an unknown part of the file /tmp of the component Socket File Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability).

The bug was discovered 05/14/2017. The weakness was shared 05/15/2017 (Website). The advisory is shared for download at bugs.debian.org. This vulnerability is traded as CVE-2017-8934 since 05/15/2017. The attack needs to be approached locally. A authentication is necessary for exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100228 (Fedora 25 : lxterminal / menu-cache / pcmanfm (2017-6950ea5d05)), 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.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100228). The entry VDB-101243 is related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 100228
Nessus Name: Fedora 25 : lxterminal / menu-cache / pcmanfm (2017-6950ea5d05)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for pcmanfm FEDORA-2017-6950ea5d05
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: bc8c3d871e9ecc67c47ff002b68cf049793faf08

Timelineinfo

05/14/2017 🔍
05/15/2017 +1 days 🔍
05/15/2017 +0 days 🔍
05/15/2017 +0 days 🔍
05/16/2017 +1 days 🔍
05/17/2017 +1 days 🔍
05/17/2017 +0 days 🔍
12/06/2022 +2029 days 🔍

Sourcesinfo

Advisory: FEDORA-2017-6950ea5d05
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-8934 (🔍)
GCVE (CVE): GCVE-0-2017-8934
GCVE (VulDB): GCVE-100-101244
OSVDB: - CVE-2017-8934 - PCManFM - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 05/16/2017 03:57
Updated: 12/06/2022 14:14
Changes: 05/16/2017 03:57 (70), 09/26/2020 20:07 (5), 12/06/2022 14:12 (5), 12/06/2022 14:14 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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