CVE-2017-7825: Input Validation
First published: Thu Sep 28 2017(Updated: )
Several fonts on OS X display some Tibetan and Arabic characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox ESR | <52.4 | 52.4 |
| <56 | 56 | |
| <52.4 | 52.4 | |
| <52.4 | 52.4 | |
| Debian Debian Linux | =7.0 | |
| Mozilla Firefox | <56.0 | |
| Mozilla Firefox ESR | <52.4.0 | |
| Mozilla Thunderbird | <52.4.0 | |
| Apple Mac OS X |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1393624
- https://bugzilla.mozilla.org/show_bug.cgi?id=1390980
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-22/
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-22/#CVE-2017-7805
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-23/
- http://www.securityfocus.com/bid/101059
- http://www.securitytracker.com/id/1039465
- https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html
- https://security.gentoo.org/glsa/201803-14
- https://www.mozilla.org/security/advisories/mfsa2017-21/
- https://www.mozilla.org/security/advisories/mfsa2017-22/
- https://www.mozilla.org/security/advisories/mfsa2017-23/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2017-7825.
Which operating systems are affected by this vulnerability?
This vulnerability only affects OS X operating systems.
Which software versions are affected by this vulnerability?
Mozilla Thunderbird version up to and including 52.4, Mozilla Firefox version up to and including 56, and Mozilla Firefox ESR version up to and including 52.4 are affected.
What is the severity of CVE-2017-7825?
The severity of CVE-2017-7825 is medium with a severity value of 5.3.
How can I fix the vulnerability CVE-2017-7825?
To fix the vulnerability, update to the latest version of Mozilla Thunderbird, Mozilla Firefox, or Mozilla Firefox ESR.
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