Vulnerability CVE-2019-11455
Published: 2019-04-22

Description:
A buffer over-read in Util_urlDecode in util.c in Tildeslash Monit before 5.25.3 allows a remote authenticated attacker to retrieve the contents of adjacent memory via manipulation of GET or POST parameters. The attacker can also cause a denial of service (application outage).

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.5/10
4.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
Partial
Affected software
Debian -> Debian linux 

 References:
https://bitbucket.org/tildeslash/monit/commits/f12d0cdb42d4e74dffe1525d4062c815c48ac57a
https://github.com/dzflack/exploits/blob/master/macos/monit_dos.py
https://github.com/dzflack/exploits/blob/master/unix/monit_buffer_overread.py
https://lists.debian.org/debian-lts-announce/2019/04/msg00028.html
https://usn.ubuntu.com/3971-1/
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