CVE-2015-8308
LXDM before 0.5.2 did not start X server with -auth, which allows local users to bypass authentication with X connections.
02 Description
LXDM before 0.5.2 did not start X server with -auth, which allows local users to bypass authentication with X connections.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.38% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 32.7% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-08-24 20:00Z9 YR AGO
- Last updated
- 2024-08-06 08:13Z2 YR AGO
- Reserved
- 2015-11-20
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-287Improper AuthenticationClass
- Data version
- 5.1
- Document digest
- 6a3303dd1e714505a1e58fb82d7eb8a993a05e718a2ba456630ab700e156785f
05 Affected products
06 References
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1284460
- www.openwall.com[oss-security] 20151120 Re: LXDM X authentication issueshttp://www.openwall.com/lists/oss-security/2015/11/20/6
07 Fixed in
Debian 12
- lxdm Fixed in 0.5.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- lxdm Fixed in 0.5.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- lxdm Fixed in 0.5.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.