VulnerabilityModified
CVE-2012-5821
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.
MEDIUM 5.9EPSS 0.81%
Does this matter?
Lower severity and a low EPSS score (0.81%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.81% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-295
- Affected
- lynx/lynx · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdfExploit
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:101Broken Link
- http://www.ubuntu.com/usn/USN-1642-1Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79930Third Party Advisory, VDB Entry
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0351Third Party Advisory
- http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdfExploit
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:101Broken Link
- http://www.ubuntu.com/usn/USN-1642-1Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79930Third Party Advisory, VDB Entry
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0351Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.