CVE-2015-2706

Status: ModifiedMedium (6.8)—

Race condition in the AsyncPaintWaitEvent::AsyncPaintWaitEvent function in Mozilla Firefox before 37.0.2 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via a crafted plugin that does not properly complete initialization.

CVSS

Version: 2.0
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Base score: 6.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 2.57%
Percentile among all scored CVEs: 85
Score date: 10/12/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Mozilla — Firefox

CWEs

CWE-362

References

Raw JSON (NVD)

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{
  "id": "CVE-2015-2706",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "security@mozilla.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-04-27T11:59:07.237",
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00044.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00046.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2015/mfsa2015-45.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/74247",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1032171",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2571-1",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1141081",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/201512-10",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00044.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00046.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2015/mfsa2015-45.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/74247",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1032171",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2571-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1141081",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201512-10",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Race condition in the AsyncPaintWaitEvent::AsyncPaintWaitEvent function in Mozilla Firefox before 37.0.2 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via a crafted plugin that does not properly complete initialization."
    },
    {
      "lang": "es",
      "value": "Condición de carrera en la función AsyncPaintWaitEvent::AsyncPaintWaitEvent en Mozilla Firefox anterior a 37.0.2 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio (uso después de liberación) a través de un plugin manipulado que no completa la inicialización correctamente."
    }
  ],
  "lastModified": "2026-06-17T00:24:35.253",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6E53F3CB-4B03-4115-91DF-5AD0FE53BB5E",
              "versionEndIncluding": "37.0.1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@mozilla.org"
}