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6.9
CVSSv2

CVE-2009-2939

Published: 21/09/2009 Updated: 24/08/2011
CVSS v2 Base Score: 6.9 | Impact Score: 10 | Exploitability Score: 3.4
VMScore: 614
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
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Vulnerability Summary

The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.

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postfix postfix 2.5.5

Vendor Advisories

Ubuntu Security Notice: postfix vulnerabilities
An attacker could send crafted input to Postfix and cause it to reveal confidential information ...
Debian Security Advisories: DSA-2233-1 postfix -- several vulnerabilities
Several vulnerabilities were discovered in Postfix, a mail transfer agent The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2009-2939 The postinst script grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwr ...

References

CWE-59http://www.openwall.com/lists/oss-security/2009/09/18/6http://www.debian.org/security/2011/dsa-2233https://usn.ubuntu.com/1113-1/https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
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