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 v3.0 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3.0 : 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://www.mozilla.org/security/advisories/mfsa2020-06/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-05/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1610426	Permissions Required
https://usn.ubuntu.com/4278-2/
https://security.gentoo.org/glsa/202003-02

Advertisement

Configurations

Configuration 1 (hide)

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

Information

Published : 2020-03-01 21:15

Updated : 2020-03-11 17:15

NVD link : CVE-2020-6796

Mitre link : CVE-2020-6796

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Advertisement

Products Affected

mozilla

firefox
firefox_esr

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.mozilla.org/security/advisories/mfsa2020-06/", "name": "https://www.mozilla.org/security/advisories/mfsa2020-06/", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2020-05/", "name": "https://www.mozilla.org/security/advisories/mfsa2020-05/", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1610426", "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1610426", "tags": ["Permissions Required"], "refsource": "MISC"}, {"url": "https://usn.ubuntu.com/4278-2/", "name": "USN-4278-2", "tags": [], "refsource": "UBUNTU"}, {"url": "https://security.gentoo.org/glsa/202003-02", "name": "GLSA-202003-02", "tags": [], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-787"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-6796", "ASSIGNER": "security@mozilla.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2020-03-02T05:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "73.0"}, {"cpe23Uri": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "68.5.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-03-12T00:15Z"}