CVE-2018-16877 (GCVE-0-2018-16877)
Vulnerability from cvelistv5 – Published: 2019-04-18 00:00 – Updated: 2024-08-05 10:32
VLAI
EPSS
VEX
Summary
A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and including 2.0.0. A local attacker could use this flaw, and combine it with other IPC weaknesses, to achieve local privilege escalation.
Severity
8.8 (High)
CWE
Assigner
References
13 references
| URL | Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2… | |
| https://github.com/ClusterLabs/pacemaker/pull/1749 | |
| https://usn.ubuntu.com/3952-1/ | vendor-advisory |
| http://www.securityfocus.com/bid/108042 | vdb-entry |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisory |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisory |
| https://access.redhat.com/errata/RHSA-2019:1278 | vendor-advisory |
| https://access.redhat.com/errata/RHSA-2019:1279 | vendor-advisory |
| https://lists.debian.org/debian-lts-announce/2021… | mailing-list |
| https://security.gentoo.org/glsa/202309-09 | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| ClusterLabs | pacemaker |
Affected:
affects up to and including Pacemaker-2.0.0
|
guessed |
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"id": "CVE-2018-16877",
"lastModified": "2024-11-21T03:53:30.623",
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"nvd": "{\"cve\":{\"id\":\"CVE-2018-16877\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2019-04-18T18:29:00.297\",\"lastModified\":\"2024-11-21T03:53:30.623\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in the way pacemaker\u0027s client-server authentication was implemented in versions up to and including 2.0.0. A local attacker could use this flaw, and combine it with other IPC weaknesses, to achieve local privilege escalation.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 un fallo en la forma en que se implement\u00f3 la autenticaci\u00f3n cliente-servidor del software Pacemaker, en versiones hasta la 2.0.0 inclusive. Un atacante local podr\u00eda utilizar este fallo, y combinarlo con otras debilidades del IPC, para lograr una escalada de privilegios 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"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2025-11-21T16:45:33+00:00",
"cve": "CVE-2018-16877",
"id": "CVE-2018-16877",
"initial_release_date": "2018-01-01T00:00:00+00:00",
"product_status:fixed": "244",
"product_status:known_affected": "18",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "pacemaker: Insufficient local IPC client-server authentication on the client\u0027s side can lead to local privesc",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-16877.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "important",
"current_release_date": "2026-08-23T00:22:45Z",
"cve": "CVE-2018-16877",
"id": "CVE-2018-16877",
"initial_release_date": "2023-02-15T04:23:52Z",
"product_status:known_affected": "394",
"product_status:known_not_affected": "35",
"product_status:recommended": "77",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2018-16877",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-16877.json",
"version": "27"
}
}
}
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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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