Medium severity · published Jul 26, 2016
CVE-2016-3992
cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) cronic.trace.$$ file in /tmp
6.2
CVSS
0.4%
EPSS
No
On KEV
Description
cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) cronic.trace.$$ file in /tmp.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Cronic · Cronic Project
2 · source: NVD
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
LE
Leap · Opensuse
42.1 · source: NVD
OP
Opensuse · Opensuse
13.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-3992
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-3992
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-07/msg00013.html
www.openwall.com
http://www.openwall.com/lists/oss-security/2016/04/09/4
www.openwall.com
http://www.openwall.com/lists/oss-security/2016/04/10/2
Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=820331