CVE-2020-6796

A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1610426	Permissions Required
https://security.gentoo.org/glsa/202003-02
https://usn.ubuntu.com/4278-2/
https://www.mozilla.org/security/advisories/mfsa2020-05/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-06/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::

History

No history.

Information

Published : 2020-03-02 05:15

Updated : 2024-02-28 17:28

NVD link : CVE-2020-6796

Mitre link : CVE-2020-6796

CVE.ORG link : CVE-2020-6796

JSON object : View

Products Affected

mozilla

firefox
firefox_esr

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2020-6796", "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": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2020-03-02T05:15:13.183", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1610426", "tags": ["Permissions Required"], "source": "security@mozilla.org"}, {"url": "https://security.gentoo.org/glsa/202003-02", "source": "security@mozilla.org"}, {"url": "https://usn.ubuntu.com/4278-2/", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2020-05/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2020-06/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5."}, {"lang": "es", "value": "Un procesamiento de contenido podr\u00eda haber modificado una memoria compartida relacionada con la informaci\u00f3n de los reportes de bloqueos de aplicaci\u00f3n, el bloqueo en s\u00ed mismo, y causar una escritura fuera de l\u00edmites. Esto podr\u00eda haber causado una corrupci\u00f3n de memoria y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Firefox versiones anteriores a 73 y Firefox versiones anteriores a ESR68.5."}], "lastModified": "2020-03-12T00:15:18.587", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D881BDA7-3601-4A45-991F-4B2B187A73D0", "versionEndExcluding": "73.0"}, {"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17B5BB4D-FF9F-433C-A3AC-E4F34C3D75D9", "versionEndExcluding": "68.5.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@mozilla.org"}