Critical severity · published Dec 7, 2018
CVE-2018-18314
Perl before 5.26.3 has a buffer overflow via a crafted regular expression that triggers invalid write operations
9.8
CVSS
6.1%
EPSS
No
On KEV
Description
Perl before 5.26.3 has a buffer overflow via a crafted regular expression that triggers invalid write operations.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.1% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
ES
E-series Santricity OS Controller · Netapp
11.0 through 11.40 · source: NVD
EL
Enterprise Linux · Redhat
6.0; 7.0; 7.4; 7.5; 7.6 · source: NVD
PE
Perl · Perl
before 5.26.3 · source: NVD
SC
Snap Creator Framework · Netapp
All versions, or not specified · source: NVD
SN
Snapcenter · Netapp
All versions, or not specified · source: NVD
SN
Snapdrive · Netapp
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04; 18.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-18314
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-18314
Third Party Advisory
http://www.securityfocus.com/bid/106145
Third Party Advisory
http://www.securitytracker.com/id/1042181
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0001
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0010
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1646751
Patch
https://github.com/Perl/perl5/commit/19a498a461d7c81ae3507c450953d1148efecf4f
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