Vulnerability in Apple Cups
CVE-2013-6891
lppasswd in CUPS before 1.7.1, when running with setuid privileges, allows local users to read portions of arbitrary files via a modified HOME environment variable and a symlink attack involving .cups/client.conf.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 1.2 (Low). Vector: AV:L/AC:H/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (36.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Apple Cups — versions 1.7, 1.7.1
- Canonical Ubuntu Linux — versions 12.10, 13.04, 13.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- advisories.mageia.org/MGASA-2014-0021.html
- www.cups.org/blog.php
- www.ubuntu.com/usn/USN-2082-1 (vendor-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- secunia.com/advisories/56531 (Vendor Advisory, third-party-advisory)
- www.cups.org/str.php (Exploit, Patch)
Frequently asked questions
- What is CVE-2013-6891?
- CVE-2013-6891 is a vulnerability in Apple Cups, classified under Improper Link Resolution Before File Access. Published 2014-01-26.
- Is CVE-2013-6891 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.