CVE-2022-39316 (GCVE-0-2022-39316)
Vulnerability from cvelistv5 – Published: 2022-11-16 00:00 – Updated: 2025-11-03 20:34
VLAI
EPSS
VEX
Title
Out of bound read in FreeRDP
Summary
FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.
Severity
4.8 (Medium)
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
7 references
Impacted products
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"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T10:24:01+00:00",
"cve": "CVE-2022-39316",
"id": "CVE-2022-39316",
"initial_release_date": "2022-11-16T00:00:00+00:00",
"product_status:fixed": "180",
"product_status:known_affected": "12",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "freerdp: out of bounds read in zgfx decoder",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-39316.json",
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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