Local privilege escalation from user gnump3d to root
UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of gnump3d in openSUSE Leap 15.1 allows local attackers to escalate from user gnump3d to root. This issue affects: openSUSE Leap 15.1 gnump3d version 3.0-lp151.2.1 and prior versions.
- Published
- Jan 24, 2020
- Updated
- Jun 16, 2026
- EPSS
- 0.5% · 42th percentile
- CWE
- CWE-59
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Report tools
Action score
31
Monitor
Low priority for now.
- CVSS
- 31 / 40 · 7.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.5%
CNA vs NVD score
- NVD
- 7.8
- CNA · suse
- 7.7
- 0.1 point gap
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- gnu gnump3dup to 3.0 inclusive
- opensuse leap15.1
Versions reported by the vendor
Affected version ranges reported by the assigning authority (suse). Independent of NVD's CPE analysis and usually ahead of it.
openSUSE Leap 15.1
- gnump3d and later · up to and including 3.0-lp151.2.1affected
Same product
gnu: all recordsOther highest-scoring records for the same primary product.
- CVE-2005-3355Directory traversal vulnerability in GNU Gnump3d before 2.9.8 has unknown impact via "CGI parameters, and cookie values".26Monitor
- CVE-2005-3123Directory traversal vulnerability in GNUMP3D before 2.9.6 allows remote attackers to read arbitrary files via crafted sequences such as "/./21Monitor
- CVE-2007-6130gnump3d 2.9final does not apply password protection to its plugins, which might allow remote attackers to bypass intended access restriction20Monitor
- CVE-2005-3425Cross-site scripting (XSS) vulnerability in GNUMP3D before 2.9.6 allows remote attackers to inject arbitrary web script or HTML via unspecif18Monitor
- CVE-2005-3424Cross-site scripting (XSS) vulnerability in GNUMP3D before 2.9.5 allows remote attackers to inject arbitrary web script or HTML via 404 erro17Monitor
- CVE-2005-3349GNU Gnump3d before 2.9.8 allows local users to modify or delete arbitrary files via a symlink attack on the index.lok temporary file.7Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
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.
- Johannes SegitzSUSE
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
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- 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
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-59 · Improper Link Resolution Before File Access ('Link Following')CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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
- Obfuscated Files or Information: HTML SmugglingT1027.006
- Obfuscated Files or Information: Embedded PayloadsT1027.009
- Boot or Logon Autostart Execution:Shortcut ModificationT1547.009
- Hide Artifacts: Resource ForkingT1564.009
- Hijack Execution Flow: Executable Installer File Permissions WeaknessT1574.005
- Hijack Execution Flow: Services File Permissions WeaknessT1574.010
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; 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 helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.