Is CVE-2006-5201 being actively exploited?

CVE-2006-5201 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-5201?

CVE-2006-5201 has a CVSS 2.0 base score of 4.0 (MEDIUM).

CVE-2006-5201

MEDIUM · CVSS 4.0EPSS 3.5%EU EUVD

Multiple packages on Sun Solaris, including (1) NSS; (2) Java JDK and JRE 5.0 Update 8 and earlier, SDK and JRE 1.4.x up to 1.4.2_12, and SDK and JRE 1.3.x up to 1.3.1_19; (3) JSSE 1.0.3_03 and earlier; (4) IPSec/IKE; (5) Secure Global Desktop; and (6) StarOffice, when using an RSA key with exponent 3, removes PKCS-1 padding before generating a hash, which allows remote attackers to forge a PKCS #1 v1.5 signature that is signed by that RSA key and prevents these products from correctly verifying X.509 and other certificates that use PKCS #1.

Key facts

CVSS score: 4.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:H/Au:N/C:N/I:P/A:P
EPSS score: 3.5% (89th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-5186)
Published: October 10, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5186 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

sun / jdk
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and 45 more…

References

http://secunia.com/advisories/22204(Patch, Third Party Advisory)
http://secunia.com/advisories/22226(Third Party Advisory)
http://secunia.com/advisories/22325(Third Party Advisory)
http://secunia.com/advisories/22992(Third Party Advisory)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102648-1(Broken Link)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102657-1(Broken Link)
http://support.avaya.com/elmodocs2/security/ASA-2006-250.htm(Third Party Advisory)
http://www.kb.cert.org/vuls/id/845620(Third Party Advisory, US Government Resource)
http://www.vupen.com/english/advisories/2006/3898(Permissions Required)
http://www.vupen.com/english/advisories/2006/3899(Permissions Required)
http://www.vupen.com/english/advisories/2006/3960(Permissions Required)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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