CVE catalog

CVE-2019-11831

UBUNTU-

[CVE catalog]

The PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 does not prevent directory traversal, which allows attackers to bypass a deserialization protection mechanism, as demonstrated by a phar:///path/bad.phar/../good.phar URL. Red Hat Product Security has determined that this vulnerability does not affect any currently supported Red Hat product. This assessment may evolve based on further analysis and discovery. For more information about this vulnerability and the products it affects, please see the linked references. The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Severity
Medium · CVSS 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Published
Updated
Source
[NVD] · [CVE record]
EPSS
5.44% · Oct 27, 2026

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / releasePackageVersionStatusSource
Ubuntuprodrupal77.38-1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.41-1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm2UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm3UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Debian9drupal77.52-2UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u1UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u2UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u3UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u4UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u5UnknownSource applicability is not established[DSA-4445-1]

Showing 12 observations. All 16 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence
Distribution / releasePackageVersionStatusSource
Debian9drupal77.52-2UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u1UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u2UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u3UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u4UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u5UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u6UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u7UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u8UnknownSource applicability is not established[DSA-4445-1]
Debian9drupal77.52-2+deb9u9UnknownSource applicability is not established[DSA-4445-1]
Ubuntuprodrupal77.38-1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.41-1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm1UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm2UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Ubuntuprodrupal77.44-1ubuntu1~16.04.0+esm3UnknownSource applicability is not established[UBUNTU-CVE-2019-11831]
Original provider fields
{
  "package_releases": [],
  "fixed_versions": [],
  "distribution_packages": [
    {
      "name": "drupal7",
      "distro": "debian",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.52-2+deb9u9"
            }
          ]
        }
      ],
      "release": "9",
      "versions": [
        "7.52-2",
        "7.52-2+deb9u1",
        "7.52-2+deb9u2",
        "7.52-2+deb9u3",
        "7.52-2+deb9u4",
        "7.52-2+deb9u5",
        "7.52-2+deb9u6",
        "7.52-2+deb9u7",
        "7.52-2+deb9u8"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/DSA-4445-1",
      "fixed_version": "7.52-2+deb9u9",
      "provider_source": "pypi",
      "provider_record_id": "DSA-4445-1",
      "provider_updated_at": "2026-03-09T02:11:22.370767Z",
      "applicability_unknown": true
    },
    {
      "name": "drupal7",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "7.38-1",
        "7.41-1",
        "7.44-1ubuntu1~16.04.0",
        "7.44-1ubuntu1~16.04.0+esm1",
        "7.44-1ubuntu1~16.04.0+esm2",
        "7.44-1ubuntu1~16.04.0+esm3"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2019-11831",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2019-11831",
      "provider_updated_at": "2025-09-08T16:45:26Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

Observed:

References

[FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]