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CVE-2016-7091

sudo: It was discovered that the default sudo configuration on Red Hat Enterprise Linux and...

4.4 MediumFix available

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

0.40%Down 0.5 points since Feb 4, 2022
90%50%10%1%

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 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
4.9 MediumAV: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 MediumCVSS: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

Affected packages
PackageAffectedFixed
sudo-debuginfo
Red Hat:enterprise_linux:7::client
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-devel
Red Hat:enterprise_linux:7::client
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo
Red Hat:enterprise_linux:7::client
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-debuginfo
Red Hat:enterprise_linux:7::computenode
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-devel
Red Hat:enterprise_linux:7::computenode
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo
Red Hat:enterprise_linux:7::computenode
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-debuginfo
Red Hat:enterprise_linux:7::server
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-devel
Red Hat:enterprise_linux:7::server
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo
Red Hat:enterprise_linux:7::server
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-debuginfo
Red Hat:enterprise_linux:7::workstation
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo-devel
Red Hat:enterprise_linux:7::workstation
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7
sudo
Red Hat:enterprise_linux:7::workstation
before 0:1.8.6p7-20.el7
0:1.8.6p7-20.el7

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE 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

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