CVE-2016-7091
sudo: It was discovered that the default sudo configuration on Red Hat Enterprise Linux and...
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 35th percentile. Fixed in sudo-debuginfo 0:1.8.6p7-20.el7.
- Severity
- 4.4 MediumCVSS 3.0, NVD
- Exploit chance
- 0.40%EPSS, 35th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
0:1.8.6p7-20.el7sudo-debuginfo +11 more
Description
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
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 |
What each source reports
NVD Score used
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 ListNo 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-2016-7971No 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
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
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
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
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bugzilla.redhat.com/show_bug.cgi?id=1196451
security.access.redhat.com/data/csaf/v2/advisories/2016/rhsa-2016_2593.json
cve.org/CVERecord?id=CVE-2016-7091