obs-service-extract_file's outfilename parameter allows to write files outside of package directory
Relative Path Traversal vulnerability in obs-service-tar_scm of SUSE Linux Enterprise Server 15; openSUSE Factory allows remote attackers with control over a repository to overwrite files on the machine of the local user if a malicious service is executed. This issue affects: SUSE Linux Enterprise Server 15 obs-service-tar_scm versions prior to 0.9.2.1537788075.fefaa74:. openSUSE Factory obs-service-tar_scm versions prior to 0.9.2.1537788075.fefaa74.
- Published
- Jan 27, 2020
- Updated
- Jun 16, 2026
- EPSS
- 1.0% · 62th percentile
- CWE
- CWE-23
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Report tools
Action score
30
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.0%
CNA vs NVD score
- NVD
- 7.5
- CNA · microfocus
- 4.3
- 3.2 point gap
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
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 |
|---|---|---|
| suse | obs-service-tar scm | cpe:2.3:a:suse:obs-service-tar_scm |
| suse | suse linux enterprise server | cpe:2.3:o:suse:suse_linux_enterprise_server |
| suse | opensuse factory | cpe:2.3:o:suse:opensuse_factory |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- suse obs-service-tar scmbefore 0.9.2.1537788075.fefaa74
Versions reported by the vendor
Affected version ranges reported by the assigning authority (microfocus). Independent of NVD's CPE analysis and usually ahead of it.
openSUSE Factory
- obs-service-tar_scm and later · before 0.9.2.1537788075.fefaa74affected
SUSE SUSE Linux Enterprise Server 15
- obs-service-tar_scm and later · before 0.9.2.1537788075.fefaa74:affected
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| openSUSE:Leap 15.0 | obs-service-tar_scm | before 0.10.5.1551309990.79898c7-lp150.2.3.1 | 0.10.5.1551309990.79898c7-lp150.2.3.1 |
| openSUSE:Tumbleweed | obs-service-tar_scm | before 0.10.28.1632141620.a8837d3-1.1 | 0.10.28.1632141620.a8837d3-1.1 |
| SUSE:Package Hub 15 | obs-service-tar_scm | before 0.10.5.1551309990.79898c7-bp150.3.3.1 | 0.10.5.1551309990.79898c7-bp150.3.3.1 |
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 |
|---|---|---|
| opensuse:obs-service-tar_scm | 0.10.5.1551309990.79898c7-lp150.2.3.1 · openSUSE:Leap 15.0 | Package registry (OSV) |
| suse:obs-service-tar_scm | 0.10.5.1551309990.79898c7-bp150.3.3.1 · SUSE:Package Hub 15 | 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.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
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
- none
- Integrity
- high · data or configuration can be modified
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- High
- Availability impact
- None
Weakness class (CWE)
CWE-23 · Relative Path TraversalCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
nvd-primary
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)
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.