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Vulnerability record · CVE-2008-5355 · published 5 December 2008

CVE-2008-5355: Sun jdk improper authentication vulnerability

Sun · Jdk

The "Java Update" feature for Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not verify the signature of the JRE that is downloaded, which allows remote attackers to execute arbitrary code via DNS man-in-the-middle attacks.

10.0 CVSS 2.0 High EPSS 8.2% · top 5.3% CWE-287 · Improper authentication
10.0CVSS 2.0 base score
8.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
20References
16 Jun 2026Last modified by NVD

Description

The "Java Update" feature for Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not verify the signature of the JRE that is downloaded, which allows remote attackers to execute arbitrary code via DNS man-in-the-middle attacks.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://osvdb.org/50498
http://secunia.com/advisories/37386
http://security.gentoo.org/glsa/glsa-200911-02.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-26-244989-1 PatchVendor Advisory
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&DocumentOID=829914&poid=
http://www.securitytracker.com/id?1021315
http://www.us-cert.gov/cas/techalerts/TA08-340A.html US Government Resource
http://www.vupen.com/english/advisories/2008/3339
http://www116.nortel.com/pub/repository/CLARIFY/DOCUMENT/2009/03/024431-01.pdf
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5664
http://osvdb.org/50498
http://secunia.com/advisories/37386
http://security.gentoo.org/glsa/glsa-200911-02.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-26-244989-1 PatchVendor Advisory
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&DocumentOID=829914&poid=
http://www.securitytracker.com/id?1021315
http://www.us-cert.gov/cas/techalerts/TA08-340A.html US Government Resource
http://www.vupen.com/english/advisories/2008/3339
http://www116.nortel.com/pub/repository/CLARIFY/DOCUMENT/2009/03/024431-01.pdf
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5664

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-5355), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.