Information disclosure in Red Hat Enterprise Linux
CVE-2016-7091
sudo: It was discovered that the default sudo configuration on Red Hat Enterprise Linux and possibly other Linux implementations preserves the value of INPUTRC which could lead to information disclosure. A local user with sudo access to a restricted program that uses readline could use this flaw to read content from specially formatted files with elevated privileges provided by sudo.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.1% 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
- Red Hat Enterprise Linux
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Hpc Node — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/92615 (VDB Entry, Third Party Advisory, vdb-entry)
- rhn.redhat.com/errata/RHSA-2016-2593.html (vendor-advisory, Patch, Vendor Advisory)
- lists.gnu.org/archive/html/bug-readline/2016-05/msg00009.html (mailing-list, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-7091?
- CVE-2016-7091 is a medium-severity vulnerability in Red Hat Enterprise Linux, classified under Information Disclosure. CVSS score: 4.4/10. Published 2016-12-22.
- How severe is CVE-2016-7091?
- Medium severity. CVSS v3 base score is 4.4 out of 10.
- Is CVE-2016-7091 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.