bishopfox sliver prior 1.5.40 channel accessible

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
3.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in bishopfox sliver. Impacted is an unknown function. This manipulation causes channel accessible. This vulnerability is registered as CVE-2023-34758. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component. A duplicate CVE-2023-35170 appears to be assigned to this entry.

Detailsinfo

A vulnerability has been found in bishopfox sliver and classified as problematic. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a channel accessible vulnerability. The CWE definition for the vulnerability is CWE-300. The product does not adequately verify the identity of actors at both ends of a communication channel, or does not adequately ensure the integrity of the channel, in a way that allows the channel to be accessed or influenced by an actor that is not an endpoint. As an impact it is known to affect confidentiality.

The weakness was published 06/22/2023. The advisory is shared at github.com. This vulnerability is known as CVE-2023-34758. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1557 for this issue.

Upgrading to version 1.5.40 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-1750). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Channel accessible
CWE: CWE-300
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: sliver 1.5.40
Patch: github.com

Timelineinfo

06/22/2023 🔍
06/22/2023 +0 days 🔍
07/16/2025 +755 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2d1ea6192cac2ff9d6450b2d96043fdbf8561516
Status: Confirmed

CVE: CVE-2023-34758 (🔍)
CVE Duplicate: 🔍
GCVE (CVE): GCVE-0-2023-34758
GCVE (VulDB): GCVE-100-232105
EUVD: 🔍

Entryinfo

Created: 06/22/2023 06:43
Updated: 07/16/2025 18:10
Changes: 06/22/2023 06:43 (36), 07/16/2023 16:30 (3), 07/16/2023 16:38 (1), 08/28/2023 16:09 (3), 07/16/2025 18:10 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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