CVE-2018-18313
CRITICAL severity · CVSS 9.1 · Out-of-bounds read
9.1CVSS CRITICAL
Summary
Perl before 5.26.3 has a buffer over-read via a crafted regular expression that triggers disclosure of sensitive information from process memory.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)9%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=1646738 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=1646738Patch
- https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62Patch
- http://seclists.org/fulldisclosure/2019/Mar/49Advisory
- http://www.securitytracker.com/id/1042181Advisory
- https://access.redhat.com/errata/RHSA-2019:0001Advisory
- https://access.redhat.com/errata/RHSA-2019:0010Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWQGEB543QN7SSBRKYJM6PSOC3RLYGSM/
- https://metacpan.org/changes/release/SHAY/perl-5.26.3Advisory