CVE-2023-34758

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Published Aug 28, 2023 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:bishopfox:sliver:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-1750	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.
Github GHSA	GHSA-8jxm-xp43-qh3q	Silver vulnerable to MitM attack against implants due to a cryptography vulnerability

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.588% probability within 30 days)

Exploitation poc

Automatable no

Technical Impact total

References

Link	Providers
https://github.com/BishopFox/sliver/releases/tag/v1.5.40
https://github.com/advisories/GHSA-8jxm-xp43-qh3q
https://github.com/tangent65536/Slivjacker
https://www.chtsecurity.com/news/04f41dcc-1851-463c-93bc-551323ad8091

History

Oct 2, 2024 5:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Bishopfox Sliver

Weaknesses

CWE-327

Sources

CVE record Updated: Oct 2, 2024, 4:29 PM

Status: PUBLISHED
Assigner: mitre
Published: Aug 28, 2023, 12:00 AM
Updated: Oct 2, 2024, 4:29 PM
Reserved: Jun 7, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 4:17 PM

Updated: Aug 2, 2024, 4:17 PM

NVD Updated: Jun 17, 2026, 6:04 AM

Status: Modified
Published: Aug 28, 2023, 12:15 PM
Modified: Jun 17, 2026, 6:04 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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