Multiple buffer overflows in the SonicWall SSL-VPN NetExtender NELaunchCtrl ActiveX control before 2.1.0.51, and 2.5.x before 2.5.0.56, all…

published 2007-11-05 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5784

cvss: 9.3; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 5.7%; EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits: 0; none known

Multiple buffer overflows in the SonicWall SSL-VPN NetExtender NELaunchCtrl ActiveX control before 2.1.0.51, and 2.5.x before 2.5.0.56, allow remote attackers to execute arbitrary code via a long (1) serverAddress, (2) sessionId, (3) clientIPLower, (4) clientIPHigher, (5) userName, (6) domainName, or (7) dnsSuffix Unicode property value. NOTE: the AddRouteEntry vector is covered by CVE-2007-5603.

Exploit prediction

5.72% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

securityfocus.com http://www.securityfocus.com/bid/26288 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	2.0	9.3	AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

securityfocus.com /bid/26288
vdb-entry, exploit
secunia.com /advisories/27469
third-party-advisory, vendor-advisory
vupen.com /english/advisories/2007/3696
vdb-entry
sec-consult.com /fileadmin/Advisories/20071101-0_sonicwall_multiple.txt
securityreason.com /securityalert/3342
third-party-advisory
securityfocus.com /archive/1/483097/100/0/threaded
mailing-list
exchange.xforce.ibmcloud.com /vulnerabilities/38220
vdb-entry
sec-consult.com /303.html

Sources

CVE List CVE-2007-5814
NVD CVE-2007-5814

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary