CVE-2006-2630
CriticalPublic exploitStack-based buffer overflow in Symantec Antivirus 10.1 and Client Security 3.1 allows remote attackers to execute arbitrary code via unknown attack vectors.
Published May 27, 2006 · Updated Apr 15, 2026
Key Facts
Patch immediately- CVE-2006-2630 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Client Security (Symantec), Norton Antivirus (Symantec).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 74% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
74%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2006-2630 brief as a PDF
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Description
Stack-based buffer overflow in Symantec Antivirus 10.1 and Client Security 3.1 allows remote attackers to execute arbitrary code via unknown attack vectors.
Affected Products
12 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Client SecuritySymantec | 3.0, 3.0.2.2010, 3.0.2.2020, 3.1, 3.1.394, 3.1.400 | n/a |
| Norton AntivirusSymantec | 10.0.2.2010, 10.0.2.2020, 10.0.2.2021, 10.0, 10.1.400, 10.1 | n/a |
Timeline
Publicly disclosed
May 27, 2006
Last updated
Apr 15, 2026
References
- patch20318
- patchhttp://securityresponse.symantec.com/avcenter/security/Content/2006.05.25.html
- patch1016161
- patch1016162
- patchVU#404910
FAQ
Common Questions.
Stack-based buffer overflow in Symantec Antivirus 10.1 and Client Security 3.1 allows remote attackers to execute arbitrary code via unknown attack vectors.
Affected: Client Security (Symantec) versions 3.0, 3.0.2.2010, 3.0.2.2020, 3.1, 3.1.394, 3.1.400; Norton Antivirus (Symantec) versions 10.0.2.2010, 10.0.2.2020, 10.0.2.2021, 10.0, 10.1.400, 10.1. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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