CVE-2016-7091
sudo: It was discovered that the default sudo configuration on Red Hat Enterprise Linux and...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
4.4
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.
- Record
CVE-2016-7091- CVSS 3.0
- 4.4 Medium
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:C/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2016-7091- Updated
- 2026-11-02
EUVDEUVD-2016-7971 No score
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.
- Record
EUVD-2016-7971- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4h4j-rqc9-6rq3
4.4
sudo: It was discovered that the default sudo configuration on Red Hat Enterprise Linux and...
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.
- Record
GHSA-4h4j-rqc9-6rq3- CVSS 3.0
- 4.4 Medium
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
sudo-debuginfoRed Hat:enterprise_linux:7::client |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-develRed Hat:enterprise_linux:7::client |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudoRed Hat:enterprise_linux:7::client |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-debuginfoRed Hat:enterprise_linux:7::computenode |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-develRed Hat:enterprise_linux:7::computenode |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudoRed Hat:enterprise_linux:7::computenode |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-debuginfoRed Hat:enterprise_linux:7::server |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-develRed Hat:enterprise_linux:7::server |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudoRed Hat:enterprise_linux:7::server |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-debuginfoRed Hat:enterprise_linux:7::workstation |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudo-develRed Hat:enterprise_linux:7::workstation |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
sudoRed Hat:enterprise_linux:7::workstation |
before 0:1.8.6p7-20.el7 | 0:1.8.6p7-20.el7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-7091 is a medium vulnerability (CVSS 4.4) in Redhat Enterprise Linux, published December 22, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. Fixed in sudo-debuginfo 0:1.8.6p7-20.el7.
References
securityfocus.com/bid/92615
rhn.redhat.com/errata/RHSA-2016-2593.html
lists.gnu.org/archive/html/bug-readline/2016-05/msg00009.html
nvd.nist.gov/vuln/detail/CVE-2016-7091
github.com/advisories/GHSA-4h4j-rqc9-6rq3
access.redhat.com/errata/RHSA-2016:2593
Show 11 moreShow less
access.redhat.com/security/updates/classification
access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/7.3_Release_Notes/index.html
bugzilla.redhat.com/show_bug.cgi?id=1196451
bugzilla.redhat.com/show_bug.cgi?id=1261998
bugzilla.redhat.com/show_bug.cgi?id=1268958
bugzilla.redhat.com/show_bug.cgi?id=1334360
bugzilla.redhat.com/show_bug.cgi?id=1339935
bugzilla.redhat.com/show_bug.cgi?id=1350828
security.access.redhat.com/data/csaf/v2/advisories/2016/rhsa-2016_2593.json
access.redhat.com/security/cve/CVE-2016-7091
cve.org/CVERecord?id=CVE-2016-7091