Security readout for executives and security teams
Plain-English summary
CVE-2011-4183 lets a remote user upload arbitrary RPM packages to SUSE Open Build Service before version 2.1.16. The main business risk is supply-chain integrity: unauthorized packages could enter a build or distribution workflow if the instance is exposed and not upgraded.
Executive priority
Prioritize remediation for any externally reachable or multi-user OBS instance. The risk is not broad system takeover based on the provided CVSS data, but unauthorized package upload can undermine software build trust.
Technical view
The issue is mapped to CWE-862, missing authorization. The source metadata describes remote arbitrary RPM upload in SUSE open build service before 2.1.16, with CVSS 6.5 and high integrity impact. The provided evidence does not describe confidentiality or availability impact.
Likely exposure
Exposure is likely limited to organizations running SUSE Open Build Service instances older than 2.1.16. Internet-accessible or shared build-service deployments carry higher risk because the flaw concerns remote package upload authorization.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. Public metadata says exploitation is network reachable, low complexity, and requires low privileges, but the exact authentication boundary is not fully detailed in the provided sources.
Researcher notes
Evidence is sparse. The CVE record, SUSE bug, and upstream commit support an authorization flaw fixed after affected releases before 2.1.16, but do not provide a complete version matrix, exploit status, or operational workaround details.
Mitigation direction
- Upgrade SUSE Open Build Service to 2.1.16 or later.
- Review SUSE and Open Build Service vendor guidance for the specific deployment.
- Restrict access to OBS upload functionality to trusted users only.
- Audit existing projects for unexpected or unauthorized RPM uploads.
- Treat suspicious uploaded packages as supply-chain integrity incidents.
Validation and detection
- Inventory all Open Build Service instances and record their versions.
- Confirm no production instance runs a release before 2.1.16.
- Review upload permissions for projects and repositories.
- Check package upload history for unexpected RPM files.
- Verify upload endpoints enforce authorization for intended roles.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2011-4183 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.5MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/openSUSE/open-build-service/commit/5281e4bff9df31f1f91e22a0d1e9086b93b23d7eCVE reference · x_refsource_CONFIRM
- https://bugzilla.suse.com/show_bug.cgi?id=736243CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.