CVE-2019-15237
First published: Tue Aug 20 2019(Updated: )
Roundcube Webmail through 1.3.9 mishandles Punycode xn-- domain names, leading to homograph attacks.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Roundcube Webmail | <=1.3.9 | |
| Fedoraproject Fedora | =29 |
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Reference Links
- https://github.com/roundcube/roundcubemail/issues/6891
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFFMSO5WKEYSGMTZPZFF4ZADUJ57PRN5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFFMSO5WKEYSGMTZPZFF4ZADUJ57PRN5/
Frequently Asked Questions
What is CVE-2019-15237?
CVE-2019-15237 is a vulnerability in Roundcube Webmail through version 1.3.9 that mishandles Punycode xn-- domain names, leading to homograph attacks.
How does CVE-2019-15237 affect Roundcube Webmail?
CVE-2019-15237 affects Roundcube Webmail versions up to and including 1.3.9.
What is a Punycode xn-- domain name?
A Punycode xn-- domain name is an internationalized domain name (IDN) represented with ASCII characters, allowing homograph attacks.
What is a homograph attack?
A homograph attack is a type of phishing attack where a malicious actor uses visually similar characters from different character sets to create a domain that appears identical to a legitimate domain.
Are there any mitigations or patches available for CVE-2019-15237?
At the time of this writing, no official patches or mitigations have been released for CVE-2019-15237. It is recommended to update to a fixed version when it becomes available.
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- agent/type
- collector/mitre-cve
- source/MITRE
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- agent/references
- agent/severity
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
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- vendor/roundcube
- canonical/roundcube webmail
- version/roundcube webmail/1.3.9
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/29