CVE-2023-48221

wire-avs remote format string vulnerability

HIGH
8.8
CVSS Score
Published: November 20, 2023 at 05:18 PM UTC
Updated: June 17, 2026 at 06:33 AM UTC
2 products affected across 2 vendorsAudio , Video , and SignalingWire Avs

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%

Description

wire-avs provides Audio, Visual, and Signaling (AVS) functionality sure the secure messaging software Wire. Prior to versions 9.2.22 and 9.3.5, a remote format string vulnerability could potentially allow an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 9.2.22 & 9.3.5 and is already included on all Wire products. No known workarounds are available.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 9.2.229.3.0 ≤ v ≤ 9.3.5
Affected range stops below 9.2.22, so it looks safe — our inference, not a vendor statement
v < 9.2.22v < 9.3.5
Affected range stops below 9.2.22, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-134

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