CVE-2015-8400
The HTTPS fallback implementation in Shell In A Box (aka shellinabox) before 2.19 makes it easier for remote attackers to conduct DNS rebinding attacks via the "/plain" URL.
02 Description
The HTTPS fallback implementation in Shell In A Box (aka shellinabox) before 2.19 makes it easier for remote attackers to conduct DNS rebinding attacks via the "/plain" URL.
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
- 2.03% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 80.7% of scored records. A rank, not a probability.
- NVD base score
- 7.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
- 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
- 2016-01-12 19:00Z10 YR AGO
- Last updated
- 2024-08-06 08:13Z2 YR AGO
- Reserved
- 2015-12-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 43202c28d921c026ad7e822cda0c3107761beb4dccb3d36c9023bcdf2d9351be
05 Affected products
06 References
- github.comhttps://github.com/shellinabox/shellinabox/releases/tag/v2.19
- lists.fedoraproject.orgFEDORA-2015-463143720fhttp://lists.fedoraproject.org/pipermail/package-announce/2016-January/175224.html
- www.openwall.com[oss-security] 20151202 Re: shellinabox - DNS rebinding attack due to HTTP fallbackhttp://www.openwall.com/lists/oss-security/2015/12/02/7
- lists.fedoraproject.orgFEDORA-2015-1c773e8702http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175117.html
- github.comhttps://github.com/shellinabox/shellinabox/issues/355
- www.openwall.com[oss-security] 20151202 shellinabox - DNS rebinding attack due to HTTP fallbackhttp://www.openwall.com/lists/oss-security/2015/12/02/6
07 Fixed in
Debian 12
- shellinabox Fixed in 2.19
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- shellinabox Fixed in 2.19
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- shellinabox Fixed in 2.19
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- shellinabox Fixed in 2.14-1ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. 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.