USN-4714-1

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USN-4714-1

Summary: libxstream-java vulnerabilities

Details: Zhihong Tian and Hui Lu found that XStream was vulnerable to remote code execution. A remote attacker could run arbitrary shell commands by manipulating the processed input stream. (CVE-2020-26217) It was discovered that XStream was vulnerable to server-side forgery attacks. A remote attacker could request data from internal resources that are not publicly available only by manipulating the processed input stream. (CVE-2020-26258) It was discovered that XStream was vulnerable to arbitrary file deletion on the local host. A remote attacker could use this to delete arbitrary known files on the host as long as the executing process had sufficient rights only by manipulating the processed input stream. (CVE-2020-26259)

References: https://ubuntu.com/security/notices/USN-4714-1, https://ubuntu.com/security/CVE-2020-26217, https://ubuntu.com/security/CVE-2020-26258, https://ubuntu.com/security/CVE-2020-26259