Security Resilience

CVE-2023-21416

Axis Os ≤ 11.7.57

Published
21 November 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 7.1
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
EPSS Score 0.0067 51th percentile
Risk Priority 55 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-21416 is a high-severity Path Traversal: '.../...//' (CWE-35) vulnerability in Axis Axis Os. Its CVSS base score is 7.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data Obfuscation (T1001); ranked in the top 49% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

Sandro Poppi, member of the AXIS OS Bug Bounty Program, has found that the VAPIX API dynamicoverlay.cgi was vulnerable to a Denial-of-Service attack allowing for an attacker to block access to the overlay configuration page in the web interface of…

more

the Axis device. This flaw can only be exploited after authenticating with an operator- or administrator-privileged service account however the impact is equal. Axis has released patched AXIS OS versions for the highlighted flaw. Please refer to the Axis security advisory for more information and solution.

CWE(s)
CWE-35NVD-CWE-noinfo

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001 Data Obfuscation Command And Control
Adversaries may obfuscate command and control traffic to make it more difficult to detect.
attack.mitre.org →
T1001.003 Protocol or Service Impersonation Command And Control
Adversaries may impersonate legitimate protocols or web service traffic to disguise command and control activity and thwart analysis efforts.
attack.mitre.org →
T1003 OS Credential Dumping Credential Access
Adversaries may attempt to dump credentials to obtain account login and credential material, normally in the form of a hash or a clear text password.
attack.mitre.org →
T1003.001 LSASS Memory Credential Access
Adversaries may attempt to access credential material stored in the process memory of the Local Security Authority Subsystem Service (LSASS).
attack.mitre.org →
T1003.007 Proc Filesystem Credential Access
Adversaries may gather credentials from the proc filesystem or `/proc`.
attack.mitre.org →
T1003.008 /etc/passwd and /etc/shadow Credential Access
Adversaries may attempt to dump the contents of <code>/etc/passwd</code> and <code>/etc/shadow</code> to enable offline password cracking.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2026-0804Same product: Axis Axis Os
CVE-2023-21417Same product: Axis Axis Os
CVE-2023-21418Same product: Axis Axis Os
CVE-2025-5454Same product: Axis Axis Os
CVE-2023-5553Same product: Axis Axis Os
CVE-2023-21415Same product: Axis Axis Os
CVE-2023-5800Same product: Axis Axis Os
CVE-2024-8160Same product: Axis Axis Os
CVE-2024-47261Same product: Axis Axis Os
CVE-2023-21413Same product: Axis Axis Os

Affected Assets

axis
axis os
≤ 11.7.57
axis
axis os 2022
≤ 10.12.213

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 partial match
blocks

Secure SDLC practices directly require input validation and path sanitization that neutralize traversal sequences.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match
removes
A.5.15 Access control partial match
removes
A.5.16 Identity management partial match
removes
A.5.17 Authentication information partial match
removes
A.5.18 Access rights partial match
removes
A.5.5 Contact with authorities partial match
removes

References