Todd Miller sudo on Red Hat Linux readline information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.3 | $0-$5k | 0.00 |
A vulnerability was found in Todd Miller sudo on Red Hat Linux (Operating System Utility Software) (version unknown) and classified as problematic. Affected by this issue is an unknown function of the component readline Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:
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.
The weakness was published 12/22/2016 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2016-7091. The attack may be launched remotely. The successful exploitation requires a simple authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/12/2022). The MITRE ATT&CK project declares the attack technique as T1592.
The vulnerability scanner Nessus provides a plugin with the ID 94556 (RHEL 7 : sudo (RHSA-2016:2593)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at Tenable (94556).
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.4
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 94556
Nessus Name: RHEL 7 : sudo (RHSA-2016:2593)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 871165
OpenVAS Name: RedHat Update for sudo RHSA-2016:2593-02
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/25/2016 🔍12/22/2016 🔍
12/22/2016 🔍
12/23/2016 🔍
10/12/2022 🔍
Sources
Advisory: RHSA-2016:2593⛔Status: Not defined
CVE: CVE-2016-7091 (🔍)
SecurityFocus: 92615
Entry
Created: 12/23/2016 10:13Updated: 10/12/2022 14:33
Changes: 12/23/2016 10:13 (38), 06/16/2017 09:03 (18), 10/12/2022 14:25 (3), 10/12/2022 14:29 (9), 10/12/2022 14:33 (1)
Complete: 🔍
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