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Vulnerability record · CVE-2007-5603 · published 5 November 2007

CVE-2007-5603: Sonicwall ssl vpn memory buffer overflow vulnerability

Sonicwall · Ssl Vpn

Stack-based buffer overflow in the SonicWall SSL-VPN NetExtender NELaunchCtrl ActiveX control before 2.1.0.51, and 2.5.x before 2.5.0.56, allows remote attackers to execute arbitrary code via a long string in the second argument to the AddRouteEntry method.

9.3 CVSS 2.0 High EPSS 38% · top 1.5% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
24References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the SonicWall SSL-VPN NetExtender NELaunchCtrl ActiveX control before 2.1.0.51, and 2.5.x before 2.5.0.56, allows remote attackers to execute arbitrary code via a long string in the second argument to the AddRouteEntry method.

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/27469 Vendor Advisory
http://securityreason.com/securityalert/3342
http://www.kb.cert.org/vuls/id/298521 US Government Resource
http://www.kb.cert.org/vuls/id/WDON-78K56M
http://www.sec-consult.com/303.html
http://www.sec-consult.com/fileadmin/Advisories/20071101-0_sonicwall_multiple.txt
http://www.securityfocus.com/archive/1/483097/100/0/threaded
http://www.securityfocus.com/bid/26288 Exploit
http://www.securitytracker.com/id?1018891
http://www.vupen.com/english/advisories/2007/3696
https://exchange.xforce.ibmcloud.com/vulnerabilities/38220
https://www.exploit-db.com/exploits/4594
http://secunia.com/advisories/27469 Vendor Advisory
http://securityreason.com/securityalert/3342
http://www.kb.cert.org/vuls/id/298521 US Government Resource
http://www.kb.cert.org/vuls/id/WDON-78K56M
http://www.sec-consult.com/303.html
http://www.sec-consult.com/fileadmin/Advisories/20071101-0_sonicwall_multiple.txt
http://www.securityfocus.com/archive/1/483097/100/0/threaded
http://www.securityfocus.com/bid/26288 Exploit
http://www.securitytracker.com/id?1018891
http://www.vupen.com/english/advisories/2007/3696
https://exchange.xforce.ibmcloud.com/vulnerabilities/38220
https://www.exploit-db.com/exploits/4594

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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-2007-5603), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.