CVE-2018-19653: hashicorp consul Cryptographic Issues
CVSS: 5.9v3.0MediumModified
AliasesUBUNTU-CVE-2018-19653DEBIAN-CVE-2018-19653CGA-cw8f-7288-jgpfCGA-f3x9-4693-hc4qCGA-mh9c-24pv-57w5CGA-q48h-4xrr-77xcCGA-qcvr-7m9h-9w6xCGA-qrjj-m8p4-9gmgGHSA-4qvx-qq5w-695pGO-2023-1850
Published 09-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-19653 is a medium (CVSS 5.9) Cryptographic Issues vulnerability in hashicorp consul. EPSS estimates a 1.22% chance of exploitation in the next 30 days, higher than 68.3% of scored vulnerabilities.
CVSS score
5.9/10
010
Medium · v3.0 (NVD)EPSS score
1.22%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 0 · Related 2Timeline
- 09-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
HashiCorp Consul 0.5.1 through 1.4.0 can use cleartext agent-to-agent RPC communication because the verify_outgoing setting is improperly documented. NOTE: the vendor has provided reconfiguration steps that do not require a software upgrade.
CVSS metrics
7 scores · 6 sources · 2 versionsMedium 5.9Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 6 agree
- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · WolfiEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · GoEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · ChainguardEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.22%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.22% on 20-09-2026
20-09-202620-10-2026
EPSS score1.22%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Chainguard3 products
- k3d< 5.6.0-r11
- k3d-proxy< 5.6.0-r11
- k3d-tools< 5.6.0-r11
Wolfi3 products
- k3d< 5.6.0-r11
- k3d-proxy< 5.6.0-r11
- k3d-tools< 5.6.0-r11
Debian1 product
- consul< 1.4.4~dfsg1-1
Github.com/hashicorp1 product
- consul≥ 0.5.1, < 1.4.1
Hashicorp1 product
- consul≥ 0.5.1, ≤ 1.4.0
Ubuntu1 product
- consulAll versions (No fix recorded)
6 vendors · 10 products
References
10 links- github.com/hashicorp/consul/pull/5069X Refsource MISCIssue TrackingPatchThird Party AdvisoryREPORTFIXWEB
- github.com/hashicorp/consulPACKAGE