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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | shellinabox | 2.19 | — |
| Debian 13 | shellinabox | 2.19 | — |
| Debian 12 | shellinabox | 2.19 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | shellinabox | 2.14-1ubuntu0.1 | — |
References
- https://github.com/shellinabox/shellinabox/releases/tag/v2.19
- FEDORA-2015-463143720f vendor-advisory
- [oss-security] 20151202 Re: shellinabox - DNS rebinding attack due to HTTP fallback mailing-list
- FEDORA-2015-1c773e8702 vendor-advisory
- https://github.com/shellinabox/shellinabox/issues/355
- [oss-security] 20151202 shellinabox - DNS rebinding attack due to HTTP fallback mailing-list