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CVE-2007-4578

20
FAUCET Score

CVE-2007-4578 describes a denial-of-service vulnerability, potentially leading to arbitrary code execution, in Sophos Anti-Virus for Windows and Unix/Linux versions prior to 2.48.0, as well as Sophos Scanning Engine and Small Business Suite. The flaw, categorized as an integer overflow (CWE-189), is triggered by a specially crafted UPX packed file. With a CVSS score of 6.8, this vulnerability is considered medium severity, requiring medium attack complexity over a network to achieve partial impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.4.6CPE matchmatch criteria
cpe:2.3:a:sophos:anti-virus:3.4.6:*:*:*:*:*:*:*
3.78CPE matchmatch criteria
cpe:2.3:a:sophos:anti-virus:3.78:*:*:*:*:*:*:*
3.78dCPE matchmatch criteria
cpe:2.3:a:sophos:anti-virus:3.78d:*:*:*:*:*:*:*
3.79CPE matchmatch criteria
cpe:2.3:a:sophos:anti-virus:3.79:*:*:*:*:*:*:*
3.80CPE matchmatch criteria
cpe:2.3:a:sophos:anti-virus:3.80:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
7.30%
Probability of exploitation in next 30 days
EPSS Percentile
93.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0730 is in the 93rd percentile among its peer group of 19,954 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/26580
PatchVendor Advisory
securityreason.com / securityalert/3072
securitytracker.com / id
nruns.com / security_advisory_sophos_upx_infinite_loop_dos.php
securityfocus.com / archive/1/477720/100/0/threaded
securityfocus.com / archive/1/477864/100/0/threaded
securityfocus.com / archive/1/477882/100/0/threaded
securityfocus.com / bid/25428
Patch
sophos.com / support/knowledgebase/article/28407.html
Patch
vupen.com / english/advisories/2007/2972