CVE-2018-6798
HIGH severity · CVSS 7.5 · Out-of-bounds read
7.5CVSS HIGH
Summary
An issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)4%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://rt.perl.org/Public/Bug/Display.html?id=132063Advisory
- http://www.securitytracker.com/id/1040681Advisory
- https://access.redhat.com/errata/RHSA-2018:1192Advisory
- https://security.gentoo.org/glsa/201909-01
- https://usn.ubuntu.com/3625-1/Advisory
- https://www.debian.org/security/2018/dsa-4172Advisory
- https://www.oracle.com/security-alerts/cpujul2020.html