Directory traversal vulnerability in minion id validation in SaltStack Salt before 2016.3.8, 2016.11.x before 2016.11.8, and 2017.7.x before
Directory traversal vulnerability in minion id validation in SaltStack Salt before 2016.3.8, 2016.11.x before 2016.11.8, and 2017.7.x before 2017.7.2 allows remote minions with incorrect credentials to authenticate to a master via a crafted minion ID. NOTE: this vulnerability exists because of an incomplete fix for CVE-2017-12791.
- Published
- Oct 24, 2017
- Updated
- Jun 16, 2026
- EPSS
- 2.6% · 85th percentile
- CWE
- CWE-22
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Report tools
Action score
40
Plan
Add it to your regular patch cycle.
- CVSS
- 39 / 40 · 9.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.6%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| saltstack | salt | cpe:2.3:a:saltstack:salt |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- saltstack saltup to 2016.3.7 inclusive
- saltstack salt2016.11
- saltstack salt2016.11.0
- saltstack salt2016.11.1
- saltstack salt2016.11.2
- saltstack salt2016.11.3
- saltstack salt2016.11.4
- saltstack salt2016.11.5
- saltstack salt2016.11.6
- saltstack salt2016.11.7
- saltstack salt2017.7.0
- saltstack salt2017.7.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| PyPI | salt | from 2016.11 · before 2016.11.8 | 2016.11.8 |
| PyPI | salt | from 2016.11.0 · before 2016.11.8 | 2016.11.8 |
| PyPI | salt | from 2017.7 · before 2017.7.2 | 2017.7.2 |
| PyPI | salt | from 2017.7.0 · before 2017.7.2 | 2017.7.2 |
| PyPI | salt | before 2016.3.8 | 2016.3.8 |
| SUSE:Linux Enterprise Server 11 SP3-CLIENT-TOOLS | salt | before 2016.11.4-43.10.2 | 2016.11.4-43.10.2 |
| SUSE:Manager Client Tools 12 | salt | before 2016.11.4-46.10.1 | 2016.11.4-46.10.1 |
| SUSE:Manager Client Tools 12 | salt | before 2018.3.0-46.28.1 | 2018.3.0-46.28.1 |
| SUSE:Manager Client Tools 12 | supportutils-plugin-salt | before 1.1.4-6.9.1 | 1.1.4-6.9.1 |
| SUSE:Manager Server 3.1 | apache-mybatis | before 3.2.3-1.3.1 | 3.2.3-1.3.1 |
| SUSE:Manager Server 3.1 | hadoop | before 0.18.1-1.3.1 | 0.18.1-1.3.1 |
| SUSE:Manager Server 3.1 | icu4j | before 55.1-1.3.1 | 55.1-1.3.1 |
| SUSE:Manager Server 3.1 | lucene | before 2.4.1-1.3.1 | 2.4.1-1.3.1 |
| SUSE:Manager Server 3.1 | nekohtml | before 1.9.21-1.3.1 | 1.9.21-1.3.1 |
| SUSE:Manager Server 3.1 | nutch-core | before 1.0.1-1.3.1 | 1.0.1-1.3.1 |
| SUSE:Manager Server 3.1 | picocontainer | before 1.3.7-1.3.1 | 1.3.7-1.3.1 |
| SUSE:Manager Server 3.1 | py26-compat-salt | before 2016.11.10-1.16.1 | 2016.11.10-1.16.1 |
| SUSE:Manager Server 3.1 | smdba | before 1.6.2-0.2.9.1 | 1.6.2-0.2.9.1 |
| SUSE:Manager Server 3.1 | spacecmd | before 2.7.8.13-2.26.1 | 2.7.8.13-2.26.1 |
| SUSE:Manager Server 3.1 | spacewalk | before 2.7.0.6-2.6.1 | 2.7.0.6-2.6.1 |
| SUSE:Manager Server 3.1 | spacewalk-backend | before 2.7.73.15-2.26.1 | 2.7.73.15-2.26.1 |
| SUSE:Manager Server 3.1 | spacewalk-branding | before 2.7.2.15-2.25.1 | 2.7.2.15-2.25.1 |
| SUSE:Manager Server 3.1 | spacewalk-doc-indexes | before 2.7.0.4-2.6.1 | 2.7.0.4-2.6.1 |
| SUSE:Manager Server 3.1 | spacewalk-java | before 2.7.46.17-2.35.1 | 2.7.46.17-2.35.1 |
+11
Same product
saltstack: all recordsOther highest-scoring records for the same primary product.
- CVE-2020-16846An issue was discovered in SaltStack Salt through 3002.KEV99Now
- CVE-2020-11651An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2.KEV98Now
- CVE-2020-11652An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2.KEV82Now
- CVE-2021-25282An issue was discovered in through SaltStack Salt before 3002.5.64This week
- CVE-2021-3197An issue was discovered in SaltStack Salt before 3002.5.61This week
- CVE-2021-25281An issue was discovered in through SaltStack Salt before 3002.5.61This week
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| PyPI:salt | 2016.11.8 | Package registry (OSV) |
| PyPI:salt | 2016.3.8 | Package registry (OSV) |
| PyPI:salt | 2017.7.2 | Package registry (OSV) |
| suse:apache-mybatis | 3.2.3-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:hadoop | 0.18.1-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:icu4j | 55.1-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:lucene | 2.4.1-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:nekohtml | 1.9.21-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:nutch-core | 1.0.1-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:picocontainer | 1.3.7-1.3.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:py26-compat-salt | 2016.11.10-1.16.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:salt | 2016.11.4-46.10.1 · SUSE:Manager Client Tools 12 | Package registry (OSV) |
| suse:smdba | 1.6.2-0.2.9.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:spacecmd | 2.7.8.13-2.26.1 · SUSE:Manager Server 3.1 | Package registry (OSV) |
| suse:supportutils-plugin-salt | 1.1.4-6.9.1 · SUSE:Manager Client Tools 12 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Root cause
A user-supplied file name is joined with the allowed directory, but the result is never checked to confirm it is still inside that directory.
The bug in code
The whole CWE-22 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
const file = path.join(ROOT, req.query.name);res.sendFile(file);Fixed
const file = path.resolve(ROOT, req.query.name);if (!file.startsWith(ROOT + path.sep)) { return res.sendStatus(400);}res.sendFile(file);Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Path TraversalCAPEC-126likelihood: High · Very High
- Using Slashes and URL Encoding Combined to Bypass Validation LogicCAPEC-64likelihood: High · High
- Manipulating Web Input to File System CallsCAPEC-76likelihood: High · Very High
- Using Escaped Slashes in Alternate EncodingCAPEC-78likelihood: High · High
- Using Slashes in Alternate EncodingCAPEC-79likelihood: High · High
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.opensuse.org/opensuse-updates/2017-10/msg00073.html
- lists.opensuse.org/opensuse-updates/2017-10/msg00075.html
- bugzilla.redhat.com/show_bug.cgi?id=1500748
- docs.saltstack.com/en/latest/topics/releases/2016.11.8.html
- docs.saltstack.com/en/latest/topics/releases/2016.3.8.html
- docs.saltstack.com/en/latest/topics/releases/2017.7.2.html
- github.com/saltstack/salt/commit/80d90307b07b3703428ecbb7c8bb468e28a9ae6d
Vendor advisories and official records. Exploit/PoC links are deliberately left out.