Incorrect default permissions in Debian Linux

1) Incorrect default permissions

EUVDB-ID: #VU35144

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-5577

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

Python keyring lib before 0.10 created keyring files with world-readable permissions.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Debian Linux: 7.0

CPE2.3

• cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

External links

http://www.openwall.com/lists/oss-security/2012/11/27/3
http://bitbucket.org/kang/python-keyring-lib/commits/049cd181470f1ee6c540e1d64acf1def7b1de0c1
http://bitbucket.org/kang/python-keyring-lib/issue/67/set-go-rwx-on-keyring_passcfg
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5577
http://security-tracker.debian.org/tracker/CVE-2012-5577

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.