debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x…
Priority LOW 13CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue.
Why it matters now
EPSS 0.00762 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 14
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:* | 1.0.0 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.0:*:*:*:*:*:*:* | 1.1.0 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.1:*:*:*:*:*:*:* | 1.1.1 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.2:*:*:*:*:*:*:* | 1.1.2 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.3:*:*:*:*:*:*:* | 1.1.3 | Vulnerable | Robert Ancell |
- cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.0:*:*:*:*:*:*:* Versions 1.1.0 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.1:*:*:*:*:*:*:* Versions 1.1.1 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.2:*:*:*:*:*:*:* Versions 1.1.2 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.3:*:*:*:*:*:*:* Versions 1.1.3 Vulnerable ·Robert Ancell
Show 4 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:robert_ancell:lightdm:1.1.4:*:*:*:*:*:*:* | 1.1.4 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.5:*:*:*:*:*:*:* | 1.1.5 | Vulnerable | Robert Ancell |
| cpe:2.3:a:robert_ancell:lightdm:1.1.6:*:*:*:*:*:*:* | 1.1.6 | Vulnerable | Robert Ancell |
| cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* | 11.10 | Vulnerable | Canonical |
- cpe:2.3:a:robert_ancell:lightdm:1.1.4:*:*:*:*:*:*:* Versions 1.1.4 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.5:*:*:*:*:*:*:* Versions 1.1.5 Vulnerable ·Robert Ancell
- cpe:2.3:a:robert_ancell:lightdm:1.1.6:*:*:*:*:*:*:* Versions 1.1.6 Vulnerable ·Robert Ancell
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* Versions 11.10 Vulnerable ·Canonical
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-0943
- 2026-10-03 Alias added: GHSA-337g-q3wh-m8q8
References
Sources
- CVE-2012-0943 · CVE Program
- CVE-2012-0943 · NVD
- FIRST EPSS
- GHSA-337g-q3wh-m8q8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences