Security readout for executives and security teams
GNU screen 4.0.3 used an unsafe temporary file path in /tmp. A local user could exploit a race condition with a symbolic link to create or overwrite files. This matters most on shared Unix/Linux systems where untrusted users have shell access. Exposure is likely limited to systems running GNU screen 4.0.3, especially multi-user servers, bastion hosts, labs, and legacy Unix/Linux environments where local users are not fully trusted. Treat as a legacy local-risk issue. It is not supported as remotely exploitable or actively exploited here, but shared servers running old screen packages should be remediated because arbitrary file overwrite can damage integrity. Mitigation focus: Inventory hosts for GNU screen 4.0.3 or distribution packages based on it.; Check vendor or distribution advisories for fixed screen packages and apply them.; Prioritize shared systems where untrusted users have shell access..
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
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CVE-2009-1215 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://bugzilla.redhat.com/show_bug.cgi?id=492104CVE reference · x_refsource_CONFIRM
- https://bugs.launchpad.net/ubuntu/+source/screen/+bug/315993CVE reference · x_refsource_CONFIRM
- screen-screenexchange-symlink(49887)CVE reference · vdb-entry, x_refsource_XF
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.