CVE-2023-34758

HIGH

Sliver 1.5.0-1.5.39 - Man-in-the-Middle Attack via Cryptographic Implementation Flaw

Title source: llm

Description

Sliver from v1.5.x to v1.5.39 has an improper cryptographic implementation, which allows attackers to execute a man-in-the-middle attack via intercepted and crafted responses.

References (4)

Core 4

Core References

Release Notes

https://github.com/BishopFox/sliver/releases/tag/v1.5.40

Third Party Advisory

https://github.com/advisories/GHSA-8jxm-xp43-qh3q

Broken Link

https://github.com/tangent65536/Slivjacker

View Writeup ZIP pw:eip

Third Party Advisory

https://www.chtsecurity.com/news/04f41dcc-1851-463c-93bc-551323ad8091

Scores

CVSS v3 8.1

EPSS 0.0048

EPSS Percentile 37.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-327

Status published

Products (2)

bishopfox/sliver 1.5.0 - 1.5.40

bishopfox/sliver 1.5.0 - 1.5.40Go

Published Aug 28, 2023

Tracked Since Feb 18, 2026