CVE-2016-1240 (GCVE-0-2016-1240)

Vulnerability from cvelistv5 – Published: 2016-10-03 00:00 – Updated: 2024-08-05 22:48
VLAI
Summary
The Tomcat init script in the tomcat7 package before 7.0.56-3+deb8u4 and tomcat8 package before 8.0.14-1+deb8u3 on Debian jessie and the tomcat6 and libtomcat6-java packages before 6.0.35-1ubuntu3.8 on Ubuntu 12.04 LTS, the tomcat7 and libtomcat7-java packages before 7.0.52-1ubuntu0.7 on Ubuntu 14.04 LTS, and tomcat8 and libtomcat8-java packages before 8.0.32-1ubuntu1.2 on Ubuntu 16.04 LTS allows local users with access to the tomcat account to gain root privileges via a symlink attack on the Catalina log file, as demonstrated by /var/log/tomcat7/catalina.out.
Severity
7.8 (High)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Date Public
2016-09-15 00:00
Show details on NVD website
To clipboard 

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              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The Tomcat init script in the tomcat7 package before 7.0.56-3+deb8u4 and tomcat8 package before 8.0.14-1+deb8u3 on Debian jessie and the tomcat6 and libtomcat6-java packages before 6.0.35-1ubuntu3.8 on Ubuntu 12.04 LTS, the tomcat7 and libtomcat7-java packages before 7.0.52-1ubuntu0.7 on Ubuntu 14.04 LTS, and tomcat8 and libtomcat8-java packages before 8.0.32-1ubuntu1.2 on Ubuntu 16.04 LTS allows local users with access to the tomcat account to gain root privileges via a symlink attack on the Catalina log file, as demonstrated by /var/log/tomcat7/catalina.out."
          },
          {
            "lang": "es",
            "value": "El inicio de secuencia de comandos de Tomcat en el paquete tomcat7 en versiones anteriores 7.0.56-3+deb8u4 y el paquete tomcat8 en versiones anteriores 8.0.14-1+deb8u3 en Debian jessie y los paquetes tomcat6 y libtomcat6-java en versiones anteriores 6.0.35-1ubuntu3.8 en Ubuntu 12.04 LTS, los paquetes tomcat7 y libtomcat7-java en versiones anteriores 7.0.52-1ubuntu0.7 en Ubuntu 14.04 LTS y los paquetes tomcat8 y libtomcat8-java en versiones anteriores 8.0.32-1ubuntu1.2 en Ubuntu 16.04 LTS permite a usuarios locales con acceso a la cuenta tomcat obtener privilegios de root a trav\u00e9s de un ataque de enlace simb\u00f3lico en archivo de registro Catalina, seg\u00fan lo demostrado por /var/log/tomcat7/catalina.out."
          }
        ],
        "id": "CVE-2016-1240",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.2,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 10.0,
              "obtainAllPrivilege": true,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-10-03T15:59:00.207",
        "references": [
          {
            "source": "security@debian.org",
            "url": "http://legalhackers.com/advisories/Tomcat-DebPkgs-Root-Privilege-Escalation-Exploit-CVE-2016-1240.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://packetstormsecurity.com/files/170857/Apache-Tomcat-On-Ubuntu-Log-Init-Privilege-Escalation.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0457.html"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3669"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3670"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.securityfocus.com/archive/1/539519/100/0/threaded"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.securityfocus.com/bid/93263"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1036845"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.ubuntu.com/usn/USN-3081-1"
          },
          {
            "source": "security@debian.org",
            "url": "https://access.redhat.com/errata/RHSA-2017:0455"
          },
          {
            "source": "security@debian.org",
            "url": "https://access.redhat.com/errata/RHSA-2017:0456"
          },
          {
            "source": "security@debian.org",
            "url": "https://security.gentoo.org/glsa/201705-09"
          },
          {
            "source": "security@debian.org",
            "url": "https://security.netapp.com/advisory/ntap-20180731-0002/"
          },
          {
            "source": "security@debian.org",
            "url": "https://www.exploit-db.com/exploits/40450/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://legalhackers.com/advisories/Tomcat-DebPkgs-Root-Privilege-Escalation-Exploit-CVE-2016-1240.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://packetstormsecurity.com/files/170857/Apache-Tomcat-On-Ubuntu-Log-Init-Privilege-Escalation.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0457.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3669"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3670"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/539519/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/93263"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1036845"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.ubuntu.com/usn/USN-3081-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://access.redhat.com/errata/RHSA-2017:0455"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://access.redhat.com/errata/RHSA-2017:0456"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201705-09"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.netapp.com/advisory/ntap-20180731-0002/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.exploit-db.com/exploits/40450/"
          }
        ],
        "sourceIdentifier": "security@debian.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-08-04T18:46:49+00:00",
      "cve": "CVE-2016-1240",
      "id": "CVE-2016-1240",
      "initial_release_date": "2016-09-15T00:00:00+00:00",
      "product_status:fixed": "99",
      "product_status:known_affected": "16",
      "product_status:known_not_affected": "34",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "tomcat: unsafe chown of catalina.log in tomcat init script allows privilege escalation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-1240.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-05-10T01:15:46Z",
      "cve": "CVE-2016-1240",
      "id": "CVE-2016-1240",
      "initial_release_date": "2023-02-15T05:08:28Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-1240",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-1240.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.