Link following in Apple CUPS



| Updated: 2020-07-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-3537
CWE-ID CWE-59
Exploitation vector Local
Public exploit N/A
Vulnerable software
CUPS
Server applications / Other server solutions

Vendor Apple Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Link following

EUVDB-ID: #VU32504

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-3537

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

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

The web interface in CUPS before 1.7.4 allows local users in the lp group to read arbitrary files via a symlink attack on a file in /var/cache/cups/rss/.

Mitigation

Install update from vendor's website.

Vulnerable software versions

CUPS: 1.7.0 - 1.7.3

CPE2.3 External links

https://advisories.mageia.org/MGASA-2014-0313.html
https://archives.neohapsis.com/archives/bugtraq/2014-10/0101.html
https://lists.fedoraproject.org/pipermail/package-announce/2014-July/135528.html
https://rhn.redhat.com/errata/RHSA-2014-1388.html
https://secunia.com/advisories/59945
https://secunia.com/advisories/60273
https://secunia.com/advisories/60787
https://www.cups.org/blog.php?L724
https://www.cups.org/str.php?L4450
https://www.mandriva.com/security/advisories?name=MDVSA-2015:108
https://www.securityfocus.com/bid/68788
https://www.securitytracker.com/id/1030611
https://www.ubuntu.com/usn/USN-2293-1
https://bugzilla.redhat.com/show_bug.cgi?id=1115576
https://support.apple.com/kb/HT6535


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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