CVE-2020-14400 (GCVE-0-2020-14400)
Vulnerability from cvelistv5 – Published: 2020-06-17 15:12 – Updated: 2024-08-04 12:46 Disputed
VLAI
EPSS
VEX
Summary
An issue was discovered in LibVNCServer before 0.9.13. Byte-aligned data is accessed through uint16_t pointers in libvncserver/translate.c. NOTE: Third parties do not consider this to be a vulnerability as there is no known path of exploitation or cross of a trust boundary
Severity
7.5 (High)
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| https://github.com/LibVNC/libvncserver/compare/Li… | x_refsource_MISC |
| https://github.com/LibVNC/libvncserver/commit/530… | x_refsource_MISC |
| https://lists.debian.org/debian-lts-announce/2020… | mailing-listx_refsource_MLIST |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
| https://usn.ubuntu.com/4434-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://bugzilla.redhat.com/show_bug.cgi?id=1860361 | x_refsource_MISC |
| https://lists.debian.org/debian-lts-announce/2020… | mailing-listx_refsource_MLIST |
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"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T14:36:49+00:00",
"cve": "CVE-2020-14400",
"id": "CVE-2020-14400",
"initial_release_date": "2020-06-17T00:00:00+00:00",
"product_status:known_not_affected": "15",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "libvncserver: byte-aligned data is accessed through uint16_t pointers in libvncserver/translate.c",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-14400.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-26T02:36:40Z",
"cve": "CVE-2020-14400",
"id": "CVE-2020-14400",
"initial_release_date": "2023-02-15T03:57:32Z",
"product_status:known_affected": "24",
"product_status:recommended": "121",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2020-14400",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-14400.json",
"version": "17"
}
}
}
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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