What’s Vulnerable › Vulnerabilities

CVE-2008-1396

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2008-03-20 · updated 2026-06-16
• Weakness: CWE-255

Description

Plone CMS 3.x uses invariant data (a client username and a server secret) when calculating an HMAC-SHA1 value for an authentication cookie, which makes it easier for remote attackers to gain permanent access to an account by sniffing the network.

Affected products

• Plone Cms: all versions

References

• http://securityreason.com/securityalert/3754
• http://www.procheckup.com/Hacking_Plone_CMS.pdf
• http://www.securityfocus.com/archive/1/489544/100/0/threaded
• https://exchange.xforce.ibmcloud.com/vulnerabilities/41421
• http://securityreason.com/securityalert/3754
• http://www.procheckup.com/Hacking_Plone_CMS.pdf
• http://www.securityfocus.com/archive/1/489544/100/0/threaded
• https://exchange.xforce.ibmcloud.com/vulnerabilities/41421

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