Skip to main content

Sudo CVE-2023-28486

MEDIUM
Improper Encoding or Escaping of Output (CWE-116)
2023-03-16 cve@mitre.org
5.3
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding for downstream
Impact

CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.9% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Sudo before 1.9.13 does not escape control characters in log messages. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-116. Sudo before 1.9.13 does not escape control characters in log messages. Affected products include: Sudo Project Sudo, Netapp Active Iq Unified Manager. Version information: before 1.9.13.

Know when Sudo gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

DescriptionNVD

Sudo before 1.9.13 does not escape control characters in log messages.

Threat Intelligence Overview

EPSS Score
0.9%
Top 44% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.9%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*

More in Sudo

View all
CVE-2025-32463 CRITICAL POC
9.3 Jun 30

Sudo before 1.9.17p1 contains a local root escalation vulnerability (CVE-2025-32463, CVSS 9.3) through the --chroot opti

CVE-2012-0809 HIGH POC
7.2 Feb 01

Format string vulnerability in the sudo_debug function in Sudo 1.8.0 through 1.8.3p1 allows local users to execute arbit

CVE-2025-32462 HIGH POC
8.8 Jun 30

Incorrect host matching in Sudo before 1.9.17p1 allows local attackers to execute commands on unintended machines when t

CVE-2013-1775 MEDIUM POC
6.9 Mar 05

sudo 1.6.0 through 1.7.10p6 and sudo 1.8.0 through 1.8.6p6 allows local users or physically proximate attackers to bypas

CVE-2023-22809 HIGH POC
7.8 Jan 18

In Sudo before 1.9.12p2, the sudoedit (aka -e) feature mishandles extra arguments passed in the user-provided environmen

CVE-2021-3156 HIGH POC
7.8 Jan 26

Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege

CVE-2017-1000367 MEDIUM POC
6.4 Jun 05

Todd Miller's sudo version 1.8.20 and earlier is vulnerable to an input validation (embedded spaces) in the get_process_

CVE-2026-35535 HIGH POC
7.8 Apr 03

Local privilege escalation in Sudo through 1.9.17p2 (fixed in commit 3e474c2) arises because a failed setuid, setgid, or

CVE-2019-14287 HIGH POC
8.8 Oct 17

In Sudo before 1.8.28, an attacker with access to a Runas ALL sudoer account can bypass certain policy blacklists and se

CVE-2015-5602 HIGH POC
7.2 Nov 17

sudoedit in Sudo before 1.8.15 allows local users to gain privileges via a symlink attack on a file whose full path is d

CVE-2021-23240 HIGH POC
7.8 Jan 12

selinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and es

CVE-2023-27320 HIGH POC
7.2 Feb 28

Sudo before 1.9.13p2 has a double free in the per-command chroot feature. Rated high severity (CVSS 7.2), this vulnerabi

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy