CVE-2018-12558
First published: Tue Jun 19 2018(Updated: )
The parse() method in the Email::Address module through 1.909 for Perl is vulnerable to Algorithmic complexity on specially prepared input, leading to Denial of Service. Prepared special input that caused this problem contained 30 form-field characters ("\f").
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libemail-address-perl | <=1.908-1<=1.909-1 | 1.908-1+deb9u1 1.912-1 |
| debian/libemail-address-perl | 1.912-1 1.913-1 | |
| email\ \ | <=1.909 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2018-12558
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901873
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00012.html
- http://www.openwall.com/lists/oss-security/2018/06/19/3
- https://github.com/Perl-Email-Project/Email-Address/issues/19
- https://github.com/Perl-Email-Project/Email-Address/commit/aeaf0d7f1b0897b54cb246b8ac15d3ef177e5cae
Frequently Asked Questions
What is the severity of CVE-2018-12558?
CVE-2018-12558 has a medium severity level due to the potential for Denial of Service through algorithmic complexity.
How do I fix CVE-2018-12558?
To fix CVE-2018-12558, you should upgrade to libemail-address-perl version 1.912-1 or later.
What versions are affected by CVE-2018-12558?
Affected versions of libemail-address-perl include those up to and including 1.909.
Is CVE-2018-12558 a remote attack vulnerability?
CVE-2018-12558 can be exploited through specially crafted inputs, making it possible to cause a Denial of Service remotely.
What module is impacted by CVE-2018-12558?
CVE-2018-12558 impacts the Email::Address module of Perl.
- agent/references
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- collector/debian-bugs
- source/Debian
- alias/CVE-2018-12558
- agent/software-canonical-lookup
- agent/weakness
- agent/last-modified-date
- agent/author
- agent/severity
- agent/description
- agent/event
- collector/security-tracker-debian
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/email\
- canonical/email\ \
- version/email\ \/1.909