CVE-2018-18313

high-risk
Published 2018-12-07

Perl before 5.26.3 has a buffer over-read via a crafted regular expression that triggers disclosure of sensitive information from process memory.

Do I need to act?

~
4.1% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.1/10 Critical
NETWORK / LOW complexity

Affected Products (17)

Affected Vendors

Debian Redhat Apple Perl Canonical Netapp

References (34)

Third Party Advisory http://seclists.org/fulldisclosure/2019/Mar/49
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=1646738
Patch https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://metacpan.org/changes/release/SHAY/perl-5.26.3
Exploit https://rt.perl.org/Ticket/Display.html?id=133192
Mailing List https://seclists.org/bugtraq/2019/Mar/42
https://security.gentoo.org/glsa/201909-01
Third Party Advisory https://security.netapp.com/advisory/ntap-20190221-0003/
Third Party Advisory https://support.apple.com/kb/HT209600
Third Party Advisory https://usn.ubuntu.com/3834-1/
Third Party Advisory https://usn.ubuntu.com/3834-2/
Third Party Advisory https://www.debian.org/security/2018/dsa-4347
https://www.oracle.com/security-alerts/cpujul2020.html
Third Party Advisory http://seclists.org/fulldisclosure/2019/Mar/49
Third Party Advisory http://www.securitytracker.com/id/1042181
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0001
and 14 more references
57
/ 100
high-risk
Severity 31/34 · Critical
Exploitability 7/34 · Low
Exposure 19/34 · Moderate