CVE-2016-6303 (GCVE-0-2016-6303)

Vulnerability from cvelistv5 – Published: 2016-09-16 00:00 – Updated: 2024-08-06 01:29
VLAI?
Summary
Integer overflow in the MDC2_Update function in crypto/mdc2/mdc2dgst.c in OpenSSL before 1.1.0 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public ?
2016-08-24 00:00
Show details on NVD website
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      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2016-6303\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-09-16T05:59:13.363\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Integer overflow in the MDC2_Update function in crypto/mdc2/mdc2dgst.c in OpenSSL before 1.1.0 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.\"},{\"lang\":\"es\",\"value\":\"Desbordamiento de entero en la funci\u00f3n MDC2_Update en crypto/mdc2/mdc2dgst.c en OpenSSL en versiones anteriores a 1.1.0 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (escritura fuera de l\u00edmites y ca\u00edda de aplicaci\u00f3n) o tener otro posible impacto no especificado a trav\u00e9s de vectores desconocidos.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":true,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"0.12.16\",\"matchCriteriaId\":\"8AA619F9-88D2-4FF6-BCC4-320A2C332E8E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.0.0\",\"versionEndExcluding\":\"4.6.0\",\"matchCriteriaId\":\"4AC51255-7A8E-45C1-95F9-FC8A15500188\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndExcluding\":\"6.6.0\",\"matchCriteriaId\":\"6A373B08-DC13-4524-9A9C-989684868C80\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2D1C00C0-C77E-4255-9ECA-20F2673C7366\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A66E6CF-39CF-412E-8EF0-8E10BA21B4A4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C684FB18-FDDC-4BED-A28C-C23EE6CD0094\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A74A79A7-4FAF-4C81-8622-050008B96AE1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CEDACCB9-8D61-49EE-9957-9E58BC7BB031\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4993DD56-F9E3-4AC8-AC3E-BF204B950DEC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E884B241-F9C3-44F8-A420-DE65F5F3D660\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A383620-B4F7-44A7-85DA-A4FF2E115D80\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5F0C6812-F455-49CF-B29B-9AC00306DA43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3F2D462C-A1B4-4572-A615-BDE9DC5F1E55\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3703E445-17C0-4C85-A496-A35641C0C8DB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2F4034B9-EF1C-40E6-B92A-D4D7B7E7E774\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1l:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ABEC1927-F469-4B9E-B544-DA6CF90F0B34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1m:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DE2188F9-FAF8-4A0C-BB49-E95BDBC119BF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1n:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A9EC827B-5313-47D7-BF49-CFF033CF3D53\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1o:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A438E65F-33B1-46BC-AD93-200DCC6B43D4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1p:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4BFDCF78-62C1-429E-A43C-0C9FEC14837D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1q:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6A0B4DEF-C6E8-4243-9893-6E650013600C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1r:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E28CD4F7-522F-4ECA-9035-228596CDE769\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A491B32F-31F0-4151-AE9B-313CBF2C060D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1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  }
}


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Tags
Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.