CVE-2012-4392

Public Exploit

Description

index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 0.34%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2012/08/11/1 mailing list
http://www.openwall.com/lists/oss-security/2012/09/02/2 mailing list
https://github.com/owncloud/core/commit/4fd069b47906ebcf83887970c732d464dbe7d37a patch exploit

Frequently Asked Questions

What is the severity of CVE-2012-4392?
CVE-2012-4392 has been scored as a high severity vulnerability.
How to fix CVE-2012-4392?
To fix CVE-2012-4392, 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-2012-4392 being actively exploited in the wild?
It is possible that CVE-2012-4392 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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