CVE-2009-0777

Description

Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey before 1.1.15 decode invisible characters when they are displayed in the location bar, which causes an incorrect address to be displayed and makes it easier for remote attackers to spoof URLs and conduct phishing attacks.

Category

5.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.02% Top 20%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory mozilla.org Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.redhat.com/support/errata/RHSA-2009-0315.html vendor advisory
http://www.mozilla.org/security/announce/2009/mfsa2009-11.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00002.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11222 vdb entry signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6157 vdb entry signature
http://www.vupen.com/english/advisories/2009/0632 vdb entry vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6039 vdb entry signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6229 vdb entry signature
http://secunia.com/advisories/34140 third party advisory vendor advisory
http://secunia.com/advisories/34272 third party advisory vendor advisory
http://securitytracker.com/alerts/2009/Mar/1021799.html vdb entry
http://secunia.com/advisories/34145 third party advisory vendor advisory
http://support.avaya.com/elmodocs2/security/ASA-2009-069.htm
https://exchange.xforce.ibmcloud.com/vulnerabilities/49087 vdb entry
http://www.mandriva.com/security/advisories?name=MDVSA-2009:075 vendor advisory
http://www.securityfocus.com/bid/33990 vdb entry
https://bugzilla.mozilla.org/show_bug.cgi?id=452979
http://support.avaya.com/japple/css/japple?temp.documentID=366362&temp.productID=154235&temp.releaseID=361845&temp.bucketID=126655&PAGE=Document
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7435 vdb entry signature

Frequently Asked Questions

What is the severity of CVE-2009-0777?
CVE-2009-0777 has been scored as a medium severity vulnerability.
How to fix CVE-2009-0777?
To fix CVE-2009-0777, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-0777 being actively exploited in the wild?
It is possible that CVE-2009-0777 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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