VDB-133800 · CVE-2019-1794 · BID 108032

Cisco Directory Connector Search Path uncontrolled search path

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Directory Connector. The impacted element is an unknown function. The manipulation as part of Search Path results in uncontrolled search path. This vulnerability is known as CVE-2019-1794. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Cisco Directory Connector (affected version not known). It has been classified as problematic. Affected is some unknown functionality. The manipulation as part of a Search Path leads to a uncontrolled search path vulnerability. CWE is classifying the issue as CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in the search path processing of Cisco Directory Connector could allow an authenticated, local attacker to load a binary of their choosing. The vulnerability is due to uncontrolled search path elements. An attacker could exploit this vulnerability by placing a binary of their choosing earlier in the search path utilized by Cisco Directory Connector to locate and load required resources.

The bug was discovered 04/17/2019. The weakness was published 04/18/2019 as cisco-sa-20190417-cdc-hijack as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2019-1794 since 12/06/2018. The attack needs to be approached locally. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/04/2023). The MITRE ATT&CK project declares the attack technique as T1574.

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.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

Cisco

Name

Directory Connector

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.1
NVD Vector: 🔍

CNA Base Score: 5.1
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/06/2018 🔍
04/17/2019 +132 days 🔍
04/18/2019 +1 days 🔍
04/18/2019 +0 days 🔍
09/04/2023 +1600 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20190417-cdc-hijack
Status: Confirmed

CVE: CVE-2019-1794 (🔍)
GCVE (CVE): GCVE-0-2019-1794
GCVE (VulDB): GCVE-100-133800
SecurityFocus: 108032

Entryinfo

Created: 04/18/2019 20:22
Updated: 09/04/2023 14:11
Changes: 04/18/2019 20:22 (57), 05/30/2020 16:17 (1), 09/04/2023 14:09 (3), 09/04/2023 14:11 (10)
Complete: 🔍
Cache ID: 216::103