CVE-2011-2534

Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\0' character.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

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

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://marc.info/?l=netfilter&m=129978077509888&w=2	Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/03/21/1	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=689337	Issue Tracking Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/03/21/4	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/03/18/15	Mailing List Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39	Release Notes Vendor Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5	Patch Third Party Advisory
http://marc.info/?l=netfilter-devel&m=130036157327564&w=2	Patch Third Party Advisory
http://www.securityfocus.com/bid/46921	Third Party Advisory VDB Entry
http://securityreason.com/securityalert/8284	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Information

Published : 2011-06-22 16:55

Updated : 2020-07-27 13:03

NVD link : CVE-2011-2534

Mitre link : CVE-2011-2534

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Advertisement

Products Affected

linux

linux_kernel

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://marc.info/?l=netfilter&m=129978077509888&w=2", "name": "[netfilter] 20110310 [PATCH] ipv4: netfilter: ipt_CLUSTERIP: fix buffer overflow", "tags": ["Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2011/03/21/1", "name": "[oss-security] 20110321 Re: CVE request: kernel: netfilter & econet infoleaks", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=689337", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=689337", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2011/03/21/4", "name": "[oss-security] 20110321 Re: CVE request: kernel: netfilter & econet infoleaks", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2011/03/18/15", "name": "[oss-security] 20110318 CVE request: kernel: netfilter & econet infoleaks", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39", "name": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39", "tags": ["Release Notes", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5", "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5", "tags": ["Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://marc.info/?l=netfilter-devel&m=130036157327564&w=2", "name": "[netfilter-devel] 20110317 [PATCH v2] ipv4: netfilter: ipt_CLUSTERIP: fix buffer overflow", "tags": ["Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/46921", "name": "46921", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://securityreason.com/securityalert/8284", "name": "8284", "tags": ["Third Party Advisory"], "refsource": "SREASON"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-120"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-2534", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "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": "2011-06-22T23:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.6.39"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-07-27T20:03Z"}