VDB-102132 · CVE-2016-3108 · ID 1830

Pulp up to 2.8.2 pulp-gen-nodes-certificate link following

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Pulp up to 2.8.2. This affects an unknown function of the file pulp-gen-nodes-certificate. The manipulation results in link following. This vulnerability is reported as CVE-2016-3108. The attack requires a local approach. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Pulp up to 2.8.2. Affected is some unknown functionality of the file pulp-gen-nodes-certificate. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. CVE summarizes:

The pulp-gen-nodes-certificate script in Pulp before 2.8.3 allows local users to leak the keys or write to arbitrary files via a symlink attack.

The bug was discovered 05/19/2016. The weakness was disclosed 06/08/2017 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2016-3108 since 03/10/2016. The attack needs to be approached locally. A authentication is required 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 385 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.8.3 eliminates this vulnerability.

The entries VDB-102131, VDB-102133 and VDB-102134 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Pulp

Version

Website

Product: https://github.com/pulp/pulp/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

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

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pulp 2.8.3
Patch: github.com

Timelineinfo

03/10/2016 🔍
05/19/2016 +70 days 🔍
06/08/2017 +385 days 🔍
06/08/2017 +0 days 🔍
06/09/2017 +1 days 🔍
12/08/2022 +2008 days 🔍

Sourcesinfo

Product: github.com

Advisory: 1830
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-3108 (🔍)
GCVE (CVE): GCVE-0-2016-3108
GCVE (VulDB): GCVE-100-102132
See also: 🔍

Entryinfo

Created: 06/09/2017 07:52
Updated: 12/08/2022 09:57
Changes: 06/09/2017 07:52 (60), 10/15/2019 12:16 (1), 12/08/2022 09:57 (5)
Complete: 🔍
Cache ID: 216::103