Integer overflow in the packed PE file parsing implementation in BitDefender products before 20060829, including Antivirus, Antivirus Plus,
Integer overflow in the packed PE file parsing implementation in BitDefender products before 20060829, including Antivirus, Antivirus Plus, Internet Security, Mail Protection for Enterprises, and Online Scanner; and BitDefender products for Microsoft ISA Server and Exchange 5.5 through 2003; allows remote attackers to execute arbitrary code via a crafted file, which triggers a heap-based buffer overflow, aka the "cevakrnl.xmd vulnerability."
- Published
- Dec 18, 2006
- Updated
- Jun 16, 2026
- EPSS
- 7.4% · 94th percentile
- CWE
- —
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Report tools
Action score
42
Plan
Add it to your regular patch cycle.
- CVSS
- 40 / 40 · 10.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 2 / 30 · 7.4%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| softwin | bitdefender | cpe:2.3:a:softwin:bitdefender |
| softwin | bitdefender antivirus | cpe:2.3:a:softwin:bitdefender_antivirus |
| softwin | bitdefender internet security | cpe:2.3:a:softwin:bitdefender_internet_security |
| softwin | bitdefender mail protection | cpe:2.3:a:softwin:bitdefender_mail_protection |
| softwin | bitdefender online scanner | cpe:2.3:a:softwin:bitdefender_online_scanner |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- softwin bitdefenderisa_server
- softwin bitdefenderms_exchange_2000
- softwin bitdefenderms_exchange_2003
- softwin bitdefenderms_exchange_5.5
- softwin bitdefender antivirusall versions
- softwin bitdefender antivirusplus
- softwin bitdefender internet securityall versions
- softwin bitdefender mail protectionenterprises
- softwin bitdefender online scannerall versions
Same product
softwin: all recordsOther highest-scoring records for the same primary product.
- CVE-2005-3154Format string vulnerability in the logging functionality in BitDefender AntiVirus 7.2 through 9 allows remote attackers to cause a denial of31Monitor
- CVE-2004-1947The AVXSCANONLINE.AvxScanOnlineCtrl.1 ActiveX control in BitDefender Scan Online allows remote attackers to (1) obtain sensitive information22Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- C · data can be read
- Integrity
- C · data or configuration can be modified
- Availability
- C · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- C
- Integrity impact
- C
- Availability impact
- C
Weakness class (CWE)
—
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- lists.grok.org.uk/pipermail/full-disclosure/2006-December/051319.html
- secunia.com/advisories/23415
- securityreason.com/securityalert/2044
- securitytracker.com/id?1017389
- www.bitdefender.com/KB323-en--cevakrnl.xmd-vulnerability.html
- www.securityfocus.com/archive/1/454501/100/0/threaded
- www.securityfocus.com/bid/21610
- www.vupen.com/english/advisories/2006/5040
- exchange.xforce.ibmcloud.com/vulnerabilities/30904
Vendor advisories and official records. Exploit/PoC links are deliberately left out.