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CVE-2010-3753

20
FAUCET Score

CVE-2010-3753 describes a command injection vulnerability in Openswan versions 2.6.26 through 2.6.28, specifically within the client's xauth.c component. A remote, authenticated gateway can execute arbitrary commands by injecting shell metacharacters into the cisco_banner field. This vulnerability carries a CVSS score of 6.5, indicating a medium severity risk with low attack complexity and potential for partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.26CPE matchmatch criteria
cpe:2.3:a:xelerance:openswan:2.6.26:*:*:*:*:*:*:*
2.6.27CPE matchmatch criteria
cpe:2.3:a:xelerance:openswan:2.6.27:*:*:*:*:*:*:*
2.6.28CPE matchmatch criteria
cpe:2.3:a:xelerance:openswan:2.6.28:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.5MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.41%
Probability of exploitation in next 30 days
EPSS Percentile
82.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0241 is in the 93rd percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 6Fixed in: openswan-0:2.6.24-8.el6_0.1
View patch

Vendor Advisories (1)

redhatCVE-2010-3753Moderate

Openswan: Gateway arbitrary execution via shell metacharacters in the cisco_banner

Sep 27, 2010

References

openswan.org / download/CVE-2010-3308/CVE-2010-3308.txt
Vendor Advisory
openswan.org / download/CVE-2010-3308/openswan-2.6.26-2.6.28-CVE-2010-330x.patch
Patch
redhat.com / support/errata/RHSA-2010-0892.html
securityfocus.com / bid/43588
securitytracker.com / id
vupen.com / english/advisories/2010/2526
Vendor Advisory