CVE-2012-5821

Public Exploit

Description

Lynx does not verify that the server's certificate is signed by a trusted certification authority, which allows man-in-the-middle attackers to spoof SSL servers via a crafted certificate, related to improper use of a certain GnuTLS function.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.24%
Vendor Advisory ubuntu.com Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0351 third party advisory
http://www.ubuntu.com/usn/USN-1642-1 third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79930 vdb entry third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:101 vendor advisory broken link
http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf exploit

Frequently Asked Questions

What is the severity of CVE-2012-5821?
CVE-2012-5821 has been scored as a medium severity vulnerability.
How to fix CVE-2012-5821?
To fix CVE-2012-5821, 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-2012-5821 being actively exploited in the wild?
It is possible that CVE-2012-5821 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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