CVE-2024-54661
It was discovered that socat incorrectly handled the SOCKS5 proxy server reply parser. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2026-56123) It was discovered that socat incorrectly handled a sample script. A local attacker could possibly use this issue to overwrite arbitrary files. This issue only affected Ubuntu 24.04 LTS. (CVE-2024-54661)
CSIRTS triage
- What
- Improper handling of SOCKS5 proxy server replies could allow arbitrary code execution.
- Who is affected
- Users of socat on Ubuntu 24.04 LTS.
- Urgency
- Remediation is urgent due to the potential for arbitrary code execution.
- Action
- Update socat to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.80% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] Red Hat Enterprise Linux (socat): Vulnerability allows file manipulationcert-bund · 2026-07-07
- unknownUSN-8511-1: socat vulnerabilitiesubuntu · 2026-07-06
External references
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