HOMEVULNERABILITIESCVE-2023-1297
HIGH

CVE-2023-1297

CWE-826Published: June 2, 2023· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

Consul and Consul Enterprise's cluster peering implementation contained a flaw whereby a peer cluster with service of the same name as a local service could corrupt Consul state, resulting in denial of service. This vulnerability was resolved in Consul 1.14.5, and 1.15.3

NVD Source

Technical Analysis

CVE-2023-1297 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

hashicorp1 product(s)
consul
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://discuss.hashicorp.com/t/hcsec-2023-15-consul-cluster-peering-can-result-in-denial-of-service/54515
ADVISORYhttps://discuss.hashicorp.com/t/hcsec-2023-15-consul-cluster-peering-can-result-in-denial-of-service/54515

All References (2)

→
https://discuss.hashicorp.com/t/hcsec-2023-15-consul-cluster-peering-can-result-in-denial-of-service/54515Vendor Advisory
→
https://discuss.hashicorp.com/t/hcsec-2023-15-consul-cluster-peering-can-result-in-denial-of-service/54515Vendor Advisory

Quick Facts

CVE IDCVE-2023-1297
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-826
CISA KEVNo
Affected1 vendor(s)
PublishedJun 2, 2023

Related CVEs (CWE-826)

CVE-2024-51727
7.5
CVE-2024-58249
3.7
CVE-2025-24912
3.7

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-1297 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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