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CVE-2007-3951

22
FAUCET Score

CVE-2007-3951 describes multiple buffer overflow vulnerabilities in Norman Antivirus 5.90, specifically impacting the Norman Virus Control component. These flaws allow remote attackers to execute arbitrary code by supplying specially crafted ACE or LZH files, stemming from an "integer cast around" error. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its network-based attack vector, low attack complexity, and potential for full compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.90CPE matchmatch criteria
cpe:2.3:a:norman:norman_virus_control:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
9.25%
Probability of exploitation in next 30 days
EPSS Percentile
94.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0925 is in the 92nd percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 37982
osvdb.org / 37983
secunia.com / advisories/26178
securityreason.com / securityalert/2912
exchange.xforce.ibmcloud.com / vulnerabilities/35559
exchange.xforce.ibmcloud.com / vulnerabilities/35561
nruns.com / security_advisory_Norman_all_ace_buffer_overflow.php
nruns.com / security_advisory_norman_antivirus_lzh_buffer_overflow.php
securityfocus.com / archive/1/474423/100/0/threaded
securityfocus.com / archive/1/474432/100/0/threaded
securityfocus.com / bid/25003
securityfocus.com / bid/25015
securitytracker.com / id
vupen.com / english/advisories/2007/2619