Unscored severity · published Feb 20, 2009
CVE-2009-0653
OpenSSL, probably 0.9.6, does not verify the Basic Constraints for an intermediate CA-signed certificate, which allows remote attackers to spoof the certificates of trusted sites…
–
CVSS
1.1%
EPSS
No
On KEV
Description
OpenSSL, probably 0.9.6, does not verify the Basic Constraints for an intermediate CA-signed certificate, which allows remote attackers to spoof the certificates of trusted sites via a man-in-the-middle attack, a related issue to CVE-2002-0970.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openssl · Openssl
0.9.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-0653
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-0653
www.blackhat.com
http://www.blackhat.com/html/bh-dc-09/bh-dc-09-speakers.html#Marlinspike
Exploit
https://www.blackhat.com/presentations/bh-dc-09/Marlinspike/BlackHat-DC-09-Marlinspike-Defeating-SSL.pdf
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