CVE-2014-4720

high

Description

Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via vectors related to "backtracking into the phrase," a different vulnerability than CVE-2014-0477.

References

https://github.com/rjbs/Email-Address/blob/master/Changes

https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-4639

http://seclists.org/oss-sec/2014/q2/563

Details

Source: Mitre, NVD

Published: 2014-07-06

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01864