CVE-2018-13390 — Unauthenticated access to cloudtoken daemon on Linux via network from version 0.1.1 before version 0.1.24 allows attackers on the same subnet to gain temporary AWS credentials for the users' roles

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LOW

Unauthenticated access to cloudtoken daemon on Linux via network from version 0.1.1 before version 0.1.24 allows attackers on the same subnet to gain temporary AWS credentials for the users' roles

Published Aug 10, 2018

1.3

LOW

CVSS 4.0

EPSS 0.47%

Description

Unauthenticated access to cloudtoken daemon on Linux via network from version 0.1.1 before version 0.1.24 allows attackers on the same subnet to gain temporary AWS credentials for the users' roles.

Affected products

Vendor Atlassian Product Cloudtoken Default
n/a
- Version
  0.1.1
  Status
  affected
  Constraints
  <unspecified
- Version
  unspecified
  Status
  affected
  Constraints
  <0.1.24

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Atlassian

Cloudtoken

n/a

Version	Status	Constraints
0.1.1	affected	<unspecified
unspecified	affected	<0.1.24

Remediation

No remediation recorded yet.

Metrics

0.47% 0.00467

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.00467

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	0.47% (0.00467)	38.24th	v5 (v2026.06.15)
Sep 20, 2026	0.47% (0.00467)	39.62th	v5 (v2026.06.15)
Jul 20, 2024	0.06% (0.00059)	25.60th	v3 (v2023.03.01)
Jun 14, 2024	0.06% (0.00058)	23.87th	v3 (v2023.03.01)
Mar 7, 2023	0.06% (0.00058)	21.86th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.42% (0.00416)	10.04th	v5 (v2026.06.15)
Apr 14, 2021	0.42% (0.00416)	0.00th	v1

Weaknesses (1)

CWE-522

Insufficiently Protected Credentials

References (4)

https://bitbucket.org/atlassian/cloudtoken/wiki/CVE-2018-13390%20-%20Exposed%20credentials%20in%20daemon%20mode%20on%20Linux
x_refsource_MISCMitigationThird Party Advisory
https://github.com/advisories/GHSA-4fpg-j5mp-783g
Advisory
https://github.com/pypa/advisory-database/tree/main/vulns/cloudtoken/PYSEC-2018-1.yaml
https://nvd.nist.gov/vuln/detail/CVE-2018-13390

Link	Providers	Tags
https://bitbucket.org/atlassian/cloudtoken/wiki/CVE-2018-13390%20-%20Exposed%20credentials%20in%20daemon%20mode%20on%20Linux		x_refsource_MISCMitigationThird Party Advisory
https://github.com/advisories/GHSA-4fpg-j5mp-783g		Advisory
https://github.com/pypa/advisory-database/tree/main/vulns/cloudtoken/PYSEC-2018-1.yaml
https://nvd.nist.gov/vuln/detail/CVE-2018-13390