Keybase Command Line Client up to 2.8 on Linux Search Path untrusted search path

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Keybase Command Line Client up to 2.8 on Linux and classified as problematic. The affected element is an unknown function. The manipulation as part of Search Path results in untrusted search path. This vulnerability is cataloged as CVE-2018-18629. The attack must be initiated from a local position. Furthermore, there is an exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Keybase Command Line Client up to 2.8 on Linux. Affected is an unknown code. The manipulation as part of a Search Path leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in the Keybase command-line client before 2.8.0-20181023124437 for Linux. An untrusted search path vulnerability in the keybase-redirector application allows a local, unprivileged user on Linux to gain root privileges via a Trojan horse binary.

The bug was discovered 12/18/2018. The weakness was shared 12/20/2018 (Website). The advisory is shared for download at keybase.io. This vulnerability is traded as CVE-2018-18629 since 10/23/2018. The attack needs to be approached locally. A authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1574.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.8.0-20181023124437 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (46044). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Untrusted search path
CWE: CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Command Line Client 2.8.0-20181023124437

Timelineinfo

10/23/2018 🔍
12/18/2018 +56 days 🔍
12/20/2018 +2 days 🔍
12/20/2018 +0 days 🔍
12/21/2018 +1 days 🔍
12/04/2024 +2175 days 🔍

Sourcesinfo

Advisory: keybase.io
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-18629 (🔍)
GCVE (CVE): GCVE-0-2018-18629
GCVE (VulDB): GCVE-100-128244
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/21/2018 12:57
Updated: 12/04/2024 12:49
Changes: 12/21/2018 12:57 (60), 04/22/2020 20:59 (2), 12/04/2024 12:49 (25)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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