Authenticated root access via unquoted hostname
Published May 7, 2020 · Updated Aug 4, 2024
OS command injection in Gira TKS-IP-Gateway 4.0.7.7 allows remote authenticated users to execute code through backup restoration. During restoration, /app/bin/network.sh reads a crafted hostname from the restored SQLite database and expands it unquoted into a sed command, allowing injected sed options to process attacker-supplied files. Administrative web access is required; the demonstrated payload rewrites /etc/shadow and grants root SSH access.
Summary
What happened
OS command injection in Gira TKS-IP-Gateway 4.0.7.7 allows remote authenticated users to execute code through backup restoration. During restoration, /app/bin/network.sh reads a crafted hostname from the restored SQLite database and expands it unquoted into a sed command, allowing injected sed options to process attacker-supplied files. Administrative web access is required; the demonstrated payload rewrites /etc/shadow and grants root SSH access.
The record
- CVE
- CVE-2020-10795
- Published
- May 7, 2020
- Updated
- Aug 4, 2024
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-78, T1059.004
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- May 7, 2020CVE publishedPublication date reported by the CVE source.
- Aug 4, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
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
- HiSolutions backup-restoration exploit chainfunctional · demonstrated
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Technologies
Your stack
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Your stack
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