UBUNTU-CVE-2017-12871

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Source
https://ubuntu.com/security/CVE-2017-12871
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-12871.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-12871
Upstream
Published
2017-09-01T21:29:00Z
Modified
2025-10-24T04:46:27Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

The aesEncrypt method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.x through 1.14.11 makes it easier for context-dependent attackers to bypass the encryption protection mechanism by leveraging use of the first 16 bytes of the secret key as the initialization vector (IV).

References

Affected packages

Ubuntu:16.04:LTS / simplesamlphp

Package

Name
simplesamlphp
Purl
pkg:deb/ubuntu/simplesamlphp@1.14.0-1ubuntu2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.13.2-1
1.14.0-1
1.14.0-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "simplesamlphp",
            "binary_version": "1.14.0-1ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-12871.json"