FKIE_CVE-2016-5824

Vulnerability from fkie_nvd - Published: 2017-01-27 22:59 - Updated: 2026-06-17 00:50
Severity
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file.
References
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/06/25/4Mailing List, Third Party Advisory
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2017/01/20/16Mailing List, Patch, Third Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/91459Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:0269Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:0270Third Party Advisory
cve@mitre.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1275400Issue Tracking
cve@mitre.orghttps://github.com/libical/libical/issues/235Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/libical/libical/issues/251Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/libical/libical/issues/286Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201904-02
cve@mitre.orghttps://security.gentoo.org/glsa/201904-07
cve@mitre.orghttps://usn.ubuntu.com/3897-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/06/25/4Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2017/01/20/16Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/91459Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:0269Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:0270Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1275400Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://github.com/libical/libical/issues/235Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libical/libical/issues/251Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libical/libical/issues/286Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201904-02
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201904-07
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3897-1/Third Party Advisory
Impacted products
Vendor Product Version
libical_project libical 1.0
canonical ubuntu_linux 14.04
canonical ubuntu_linux 16.04
canonical ubuntu_linux 18.04
canonical ubuntu_linux 18.10
redhat enterprise_linux_desktop 6.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_server 6.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.6
redhat enterprise_linux_server_eus 7.6
redhat enterprise_linux_server_tus 7.6
redhat enterprise_linux_workstation 6.0
redhat enterprise_linux_workstation 7.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
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              "matchCriteriaId": "C2F80EE6-22E3-4067-AB72-C4B3462B9673",
              "vulnerable": true
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          ],
          "negate": false,
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file."
    },
    {
      "lang": "es",
      "value": "libical 1.0 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (uso despu\u00e9s de liberaci\u00f3n de memoria) a trav\u00e9s de un archivo ics manipulado."
    }
  ],
  "id": "CVE-2016-5824",
  "lastModified": "2026-06-17T00:50:05.773",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-01-27T22:59:00.583",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Third Party Advisory"
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    {
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    {
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    {
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    {
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}



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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.