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CVE-2007-4570

11
FAUCET Score

CVE-2007-4570 describes an algorithmic complexity vulnerability in the mcstrans 0.2.3 daemon, specifically affecting Red Hat Enterprise Linux and mcstrans. This flaw allows a local attacker to trigger a temporary denial of service by providing a large range of compartments within sensitivity labels. With a low CVSS score of 1.9 (AV:L/AC:M/Au:N/C:N/I:N/A:P), it requires local access and moderate attack complexity, leading only to a partial availability impact. There is no evidence of active exploitation, no known exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage, indicating a low threat profile.

Impacted Technologies

VendorProductVersion(s)CPE
0.2.3CPE matchmatch criteria
cpe:2.3:a:redhat:mcstrans:0.2.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.30%
Probability of exploitation in next 30 days
EPSS Percentile
22.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0030 is in the 24th percentile among its peer group of 747 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

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: mcstrans-0:0.2.6-1.el5
View patch

Vendor Advisories (1)

redhatCVE-2007-4570Low

mctransd DoS

Nov 7, 2007

References

osvdb.org / 39244
bugzilla.redhat.com / attachment.cgi
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/27589
exchange.xforce.ibmcloud.com / vulnerabilities/38357
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10350
rhn.redhat.com / errata/RHSA-2007-0542.html
Patch
securityfocus.com / bid/26371