It was discovered that Apache Shiro used a static cipher within the "Remember Me" feature inside authentication by default. An attacker could possibly use this issue to achieve remote code execution or obtain sensitive information.
{
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libshiro-java",
"binary_version": "1.2.4-1ubuntu0.1~esm1"
}
]
}
{
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "high"
}
],
"id": "CVE-2016-4437"
}
]
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7139-1.json"