Local privilege escalation via unvalidated file-transfer paths
Published Nov 18, 2024 · Updated Nov 18, 2024
Path validation failure in Cisco Catalyst SD-WAN Manager allows local users to gain operating-system privileges through crafted transfer requests. System file-transfer functions accept attacker-controlled path variables without proper validation and can overwrite arbitrary files. Authenticated local access is required, and successful exploitation permits system modification that leads to elevated underlying operating-system privileges.
Summary
What happened
Path validation failure in Cisco Catalyst SD-WAN Manager allows local users to gain operating-system privileges through crafted transfer requests. System file-transfer functions accept attacker-controlled path variables without proper validation and can overwrite arbitrary files. Authenticated local access is required, and successful exploitation permits system modification that leads to elevated underlying operating-system privileges.
The record
- CVE
- CVE-2020-26074
- Published
- Nov 18, 2024
- Updated
- Nov 18, 2024
- Vendor
- ClamAV
- Product
- Cisco Catalyst SD-WAN Manager
- Classifications
- CWE-250, T1068
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Nov 18, 2024CVE publishedPublication date reported by the CVE source.
- Nov 18, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=17.2.10
- Affected versionversion=17.2.4
- Affected versionversion=17.2.5
- Affected versionversion=17.2.6
- Affected versionversion=17.2.7
- Affected versionversion=17.2.8
- Affected versionversion=17.2.9
- Affected versionversion=18.2.0
- Affected versionversion=18.3.0
- Affected versionversion=18.3.1
- Affected versionversion=18.3.1.1
- Affected versionversion=18.3.3
- Affected versionversion=18.3.3.1
- Affected versionversion=18.3.4
- Affected versionversion=18.3.5
- Affected versionversion=18.3.6
- Affected versionversion=18.3.6.1
- Affected versionversion=18.3.7
- Affected versionversion=18.3.8
- Affected versionversion=18.4.0
- Affected versionversion=18.4.0.1
- Affected versionversion=18.4.1
- Affected versionversion=18.4.3
- Affected versionversion=18.4.302
- Affected versionversion=18.4.303
- Affected versionversion=18.4.4
- Affected versionversion=18.4.5
- Affected versionversion=18.4.501_es
- Affected versionversion=18.4.501_ES
- Affected versionversion=19.0.0
- Affected versionversion=19.0.1a
- Affected versionversion=19.1.0
- Affected versionversion=19.2.0
- Affected versionversion=19.2.097
- Affected versionversion=19.2.098
- Affected versionversion=19.2.099
- Affected versionversion=19.2.1
- Affected versionversion=19.2.2
- Affected versionversion=19.2.3
- Affected versionversion=19.2.31
- Affected versionversion=19.2.929
- Affected versionversion=19.3.0
- Affected versionversion=20.1.1
- Affected versionversion=20.1.1.1
- Affected versionversion=20.1.12
- Affected versionversion=20.1.2
- Affected versionversion=20.3.1
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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