CVE-2018-11237

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.

CVSS v3.0 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://sourceware.org/bugzilla/show_bug.cgi?id=23196	Issue Tracking Patch Third Party Advisory
http://www.securityfocus.com/bid/104256	Broken Link
https://www.exploit-db.com/exploits/44750/	Broken Link Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:3092	Third Party Advisory
https://security.netapp.com/advisory/ntap-20190401-0001/	Third Party Advisory
https://security.netapp.com/advisory/ntap-20190329-0001/	Broken Link
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html	Patch Third Party Advisory
https://access.redhat.com/errata/RHBA-2019:0327	Third Party Advisory
https://usn.ubuntu.com/4416-1/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:a:redhat:virtualization_host:4.0:::::::*

Configuration 3 (hide)

OR	cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:::::::*
	cpe:2.3:a:oracle:enterprise_communications_broker:3.1.0:::::::*
	cpe:2.3:a:oracle:communications_session_border_controller:8.1.0:::::::*
	cpe:2.3:a:oracle:communications_session_border_controller:8.2.0:::::::*
	cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:::::::*

Configuration 4 (hide)

OR	cpe:2.3:a:netapp:data_ontap_edge:-:::::::*
	cpe:2.3:a:netapp:element_software_management:-:::::::*

Configuration 5 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Information

Published : 2018-05-18 09:29

Updated : 2022-09-13 14:25

NVD link : CVE-2018-11237

Mitre link : CVE-2018-11237

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

redhat

enterprise_linux_desktop
enterprise_linux_workstation
virtualization_host
enterprise_linux_server

oracle

enterprise_communications_broker
communications_session_border_controller

netapp

data_ontap_edge
element_software_management

canonical

ubuntu_linux

gnu

glibc

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"https://security.netapp.com/advisory/ntap-20190329-0001/", "tags": ["Broken Link"], "refsource": "CONFIRM"}, {"url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html", "name": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://access.redhat.com/errata/RHBA-2019:0327", "name": "RHBA-2019:0327", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}, {"url": "https://usn.ubuntu.com/4416-1/", "name": "USN-4416-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-787"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-11237", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2018-05-18T16:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.27"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:oracle:enterprise_communications_broker:3.1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:oracle:communications_session_border_controller:8.1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:oracle:communications_session_border_controller:8.2.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:netapp:data_ontap_edge:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:netapp:element_software_management:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": 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7.8 /10