CVE-2023-30576
Apache Guacamole: Use-after-free in handling of RDP audio input buffer
HIGH
8.1
CVSS Score
Published: June 7, 2023 at 08:06 AM UTC
Updated: June 17, 2026 at 05:55 AM UTC
1 product affected across 1 vendorGuacamole
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Severity
HIGH8.1
Exploit prediction
EPSS 1%
SSVC
No known exploit
Description
Apache Guacamole 0.9.10 through 1.5.1 may continue to reference a freed RDP audio input buffer. Depending on timing, this may allow an attacker to execute arbitrary code with the privileges of the guacd process.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryMailing List
Source: [email protected]
https://lists.apache.org/thread/vgtvxb3w7mm84hx6v8dfc0onsoz05gb6SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416
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