Cyber Resilience

CVE-2022-20724

MediumPublic PoC

Published: 15 April 2022

Published
15 April 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
EPSS Score 0.0058 69.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-20724 is a medium-severity Path Traversal (CWE-22) vulnerability in Cisco Ios Xe. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 30.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Multiple vulnerabilities in the Cisco IOx application hosting environment on multiple Cisco platforms could allow an attacker to inject arbitrary commands into the underlying host operating system, execute arbitrary code on the underlying host operating system, install applications without being…

more

authenticated, or conduct a cross-site scripting (XSS) attack against a user of the affected software. For more information about these vulnerabilities, see the Details section of this advisory.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cisco
cgr1000 compute module
all versions
cisco
ic3000 industrial compute gateway
all versions
cisco
ios
15.2\(5\)e1, 15.2\(5\)e2c, 15.2\(6\)e0a, 15.2\(6\)e1, 15.2\(6\)e2a
cisco
ios xe
16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-362

Accurate timestamps from internal clocks enable detection of race conditions by providing reliable event ordering in audit logs.

addresses: CWE-362

Coordination of concurrent security activities reduces the probability that shared resources will be accessed simultaneously without proper synchronization.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References