CVE-2015-3210

Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code via a crafted regular expression, as demonstrated by /^(?P=B)((?P=B)(?J:(?P<B>c)(?P<B>a(?P=B)))>WGXCREDITS)/, a different vulnerability than CVE-2015-8384.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2015/06/01/7	Mailing List
https://bugs.exim.org/show_bug.cgi?id=1636	Exploit Issue Tracking Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/12/02/11	Mailing List
http://www.securityfocus.com/bid/74934	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2016:1132
http://rhn.redhat.com/errata/RHSA-2016-2750.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:pcre:pcre2:10.10:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:pcre:pcre:8.34:::::::*
	cpe:2.3:a:pcre:pcre:8.37:::::::*
	cpe:2.3:a:pcre:pcre:8.35:::::::*
	cpe:2.3:a:pcre:pcre:8.36:::::::*

Information

Published : 2016-12-13 08:59

Updated : 2018-01-04 18:30

NVD link : CVE-2015-3210

Mitre link : CVE-2015-3210

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Products Affected

pcre

pcre
pcre2

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.openwall.com/lists/oss-security/2015/06/01/7", "name": "[oss-security] 20150601 CVE-2015-3210: PCRE Library Heap Overflow Vulnerability", "tags": ["Mailing List"], "refsource": "MLIST"}, {"url": "https://bugs.exim.org/show_bug.cgi?id=1636", "name": "https://bugs.exim.org/show_bug.cgi?id=1636", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2015/12/02/11", "name": "[oss-security] 20151202 Re: Heap Overflow in PCRE", "tags": ["Mailing List"], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/74934", "name": "74934", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "https://access.redhat.com/errata/RHSA-2016:1132", "name": "RHSA-2016:1132", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html", "name": "RHSA-2016:2750", "tags": [], "refsource": "REDHAT"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code via a crafted regular expression, as demonstrated by /^(?P=B)((?P=B)(?J:(?P<B>c)(?P<B>a(?P=B)))>WGXCREDITS)/, a different vulnerability than CVE-2015-8384."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-119"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-3210", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "HIGH", "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2016-12-13T16:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:pcre:pcre2:10.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:pcre:pcre:8.34:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:pcre:pcre:8.37:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:pcre:pcre:8.35:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:pcre:pcre:8.36:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-01-05T02:30Z"}

9.8 /10