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The remote Gentoo host is missing one or more security-related
The remote host is affected by the vulnerability described in GLSA-201001-09
(Ruby: Terminal Control Character Injection)
Giovanni Pellerano, Alessandro Tanasi and Francesco Ongaro reported
that WEBrick does not filter terminal control characters, for instance
when handling HTTP logs.
A remote attacker could send a specially crafted HTTP request to a
WEBrick server to inject arbitrary terminal control characters,
possibly resulting in the execution of arbitrary commands, data loss,
or other unspecified impact. This could also be used to facilitate
There is no known workaround at this time.
See also :
All Ruby 1.8.7 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=dev-lang/ruby-1.8.7_p249'
All Ruby 1.8.6 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=dev-lang/ruby-1.8.6_p388'
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.3
Public Exploit Available : true
Family: Gentoo Local Security Checks
Nessus Plugin ID: 44898 (gentoo_GLSA-201001-09.nasl)
Bugtraq ID: 37710
CVE ID: CVE-2009-4492
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