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Vulnerability record · CVE-2007-4347 · published 29 November 2007

CVE-2007-4347: Symantec backupexec system recovery vulnerability

Symantec · Backupexec System Recovery

Multiple integer overflows in the Job Engine (bengine.exe) service in Symantec Backup Exec for Windows Servers (BEWS) 11d build 11.0.7170 and 11.0.6.6235 allow remote attackers to cause a denial of service (CPU and memory consumption) via a crafted packet to port 5633/tcp, which triggers an infinite loop.

7.8 CVSS 2.0 High EPSS 2.9% · top 13.5% CWE-189 · CWE-189
7.8CVSS 2.0 base score
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

Description

Multiple integer overflows in the Job Engine (bengine.exe) service in Symantec Backup Exec for Windows Servers (BEWS) 11d build 11.0.7170 and 11.0.6.6235 allow remote attackers to cause a denial of service (CPU and memory consumption) via a crafted packet to port 5633/tcp, which triggers an infinite loop.

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/26975 Patch
http://secunia.com/secunia_research/2007-74/advisory/ Vendor Advisory
http://securityresponse.symantec.com/avcenter/security/Content/2007.11.27.html Patch
http://www.securityfocus.com/archive/1/484318/100/0/threaded
http://www.securityfocus.com/archive/1/484333/100/0/threaded
http://www.securityfocus.com/bid/26029 Patch
http://www.securitytracker.com/id?1019001
http://www.vupen.com/english/advisories/2007/4019
https://exchange.xforce.ibmcloud.com/vulnerabilities/38677
http://secunia.com/advisories/26975 Patch
http://secunia.com/secunia_research/2007-74/advisory/ Vendor Advisory
http://securityresponse.symantec.com/avcenter/security/Content/2007.11.27.html Patch
http://www.securityfocus.com/archive/1/484318/100/0/threaded
http://www.securityfocus.com/archive/1/484333/100/0/threaded
http://www.securityfocus.com/bid/26029 Patch
http://www.securitytracker.com/id?1019001
http://www.vupen.com/english/advisories/2007/4019
https://exchange.xforce.ibmcloud.com/vulnerabilities/38677

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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-2007-4347), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.