CVE-2023-30576 json
Apache Guacamole: Use-after-free in handling of RDP audio input buffer
published 2023-06-07 3 y ago modified 2026-06-17 4 mo ago also BIT-guacamole-2023-30576 , BIT-guacamole-server-2023-30576 , EUVD-2023-34957
- cvss
- 6.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- bitnami guacamole 1.5.2
- bitnami guacamole-server 1.5.2
- apache guacamole 1.5.2
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.8 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N |
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| OSV | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | guacamole | >=0.9.0, <1.5.2 |
1.5.2 |
| bitnami | guacamole-server | >=0.9.0, <1.5.2 |
1.5.2 |
Affected products
- Apache Software Foundation Apache Guacamole
- apache guacamole
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
lists.apache.org
/thread/vgtvxb3w7mm84hx6v8dfc0onsoz05gb6
vendor-advisory, mailing-list, web
Sources
- CVE List CVE-2023-30576
- NVD CVE-2023-30576
- OSV BIT-guacamole-2023-30576
- OSV BIT-guacamole-server-2023-30576
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