CVE-2009-2973
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509...
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509 certificate signed with the (1) MD2 or (2) MD4 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary HTTPS servers via a crafted certificate, a related issue to CVE-2009-2409.
Exploit likelihood
What each source reports
NVD Score used
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509 certificate signed with the (1) MD2 or (2) MD4 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary HTTPS servers via a crafted certificate, a related issue to CVE-2009-2409.
- Record
CVE-2009-2973- CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509 certificate signed with the (1) MD2 or (2) MD4 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary HTTPS servers via a crafted certificate, a related issue to CVE-2009-2409.
- Record
CVE-2009-2973- Updated
- 2026-11-02
EUVDEUVD-2009-2958 No score
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509 certificate signed with the (1) MD2 or (2) MD4 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary HTTPS servers via a crafted certificate, a related issue to CVE-2009-2409.
- Record
EUVD-2009-2958- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2c4v-vhcv-h8xg No score
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509...
Google Chrome before 2.0.172.43 does not prevent SSL connections to a site with an X.509 certificate signed with the (1) MD2 or (2) MD4 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary HTTPS servers via a crafted certificate, a related issue to CVE-2009-2409.
- Record
GHSA-2c4v-vhcv-h8xg- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-2973 is a medium vulnerability (CVSS 6.4) in Google Chrome, published August 27, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 60th percentile. No source names a fixed version.
References
vupen.com/english/advisories/2009/2420
secunia.com/advisories/36417
code.google.com/p/chromium/issues/detail?id=18725
googlechromereleases.blogspot.com/2009/08/stable-update-security-fixes.html
exchange.xforce.ibmcloud.com/vulnerabilities/52903
nvd.nist.gov/vuln/detail/CVE-2009-2973
github.com/advisories/GHSA-2c4v-vhcv-h8xg