High severity · published Aug 15, 2019
CVE-2019-12854
Due to incorrect string termination, Squid cachemgr.cgi 4.0 through 4.7 may access unallocated memory
7.5
CVSS
11.7%
EPSS
No
On KEV
Description
Due to incorrect string termination, Squid cachemgr.cgi 4.0 through 4.7 may access unallocated memory. On systems with memory access protections, this can cause the CGI process to terminate unexpectedly, resulting in a denial of service for all clients using it.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)11.7% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
29 · source: NVD
LE
Leap · Opensuse
15.0; 15.1 · source: NVD
SQ
Squid · Squid-cache
4.0 through 4.7 · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 19.04; 19.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-12854
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-12854
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00053.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00056.html
Vendor Advisory
http://www.squid-cache.org/Advisories/SQUID-2019_1.txt
Patch
http://www.squid-cache.org/Versions/v4/changesets/squid-4-2981a957716c61ff7e21eee1d7d6eb5a237e466d.patch
Vendor Advisory
https://bugs.squid-cache.org/show_bug.cgi?id=4937
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPXN2CLAGN5QSQBTOV5IGVLDOQSRFNTZ/
More from Ubuntu Linux
9.8
CVE-2020-11651
SaltStack Salt Authentication Bypass Vulnerability
9.8
CVE-2020-7247
OpenSMTPD Remote Code Execution Vulnerability
9.8
CVE-2019-11043
Underflow in PHP-FPM can lead to RCE
9.8
CVE-2019-16928
Exim Out-of-bounds Write Vulnerability
9.8
CVE-2019-10149
Exim Mail Transfer Agent (MTA) Improper Input Validation