What’s Vulnerable › Vulnerabilities

CVE-2006-5877

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-02-23 · updated 2026-06-16

Description

The enigmail extension before 0.94.2 does not properly handle large, encrypted file e-mail attachments, which allows remote attackers to cause a denial of service (crash), as demonstrated with Mozilla Thunderbird.

Affected products

• Enigmail: through 0.92.0

References

• http://bugzilla.mozdev.org/show_bug.cgi?id=9730
• http://enigmail.mozdev.org/changelog.html#enig0.94.2
• http://www.securityfocus.com/bid/22684
• http://www.ubuntu.com/usn/usn-427-1
• http://bugzilla.mozdev.org/show_bug.cgi?id=9730
• http://enigmail.mozdev.org/changelog.html#enig0.94.2
• http://www.securityfocus.com/bid/22684
• http://www.ubuntu.com/usn/usn-427-1

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