CVE-2016-7098

Race condition in wget 1.17 and earlier, when used in recursive or mirroring mode to download a single file, might allow remote servers to bypass intended access list restrictions by keeping an HTTP connection open.

CVSS v3.0 8.1 HIGH
CVSS v2.0 6.8 MEDIUM

8.1^/10

CVSS v3.0 : HIGH

V3 Legend

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

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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
http://lists.opensuse.org/opensuse-updates/2016-09/msg00044.html	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/27/2	Mailing List
http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00134.html	Mailing List
http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00083.html	Exploit Mailing List
http://www.securityfocus.com/bid/93157
http://lists.opensuse.org/opensuse-updates/2017-01/msg00007.html
https://www.exploit-db.com/exploits/40824/
https://lists.debian.org/debian-lts-announce/2020/01/msg00031.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:*

Information

Published : 2016-09-26 07:59

Updated : 2017-09-02 18:29

NVD link : CVE-2016-7098

Mitre link : CVE-2016-7098

JSON object : View

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Products Affected

gnu

wget

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://lists.opensuse.org/opensuse-updates/2016-09/msg00044.html", "name": "openSUSE-SU-2016:2284", "tags": ["Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://www.openwall.com/lists/oss-security/2016/08/27/2", "name": "[oss-security] 20160827 Re: CVE Request - Gnu Wget 1.17 - Design Error Vulnerability", "tags": ["Mailing List"], "refsource": "MLIST"}, {"url": "http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00134.html", "name": "[bug-wget] 20160824 Re: Wget - acess list bypass / race condition PoC", "tags": ["Mailing List"], "refsource": "MLIST"}, {"url": "http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00083.html", "name": "[bug-wget] 20160814 Wget - acess list bypass / race condition PoC", "tags": ["Exploit", "Mailing List"], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/93157", "name": "93157", "tags": [], "refsource": "BID"}, {"url": "http://lists.opensuse.org/opensuse-updates/2017-01/msg00007.html", "name": "openSUSE-SU-2017:0015", "tags": [], "refsource": "SUSE"}, {"url": "https://www.exploit-db.com/exploits/40824/", "name": "40824", "tags": [], "refsource": "EXPLOIT-DB"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/01/msg00031.html", "name": "[debian-lts-announce] 20200129 [SECURITY] [DLA 2086-1] wget security update", "tags": [], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Race condition in wget 1.17 and earlier, when used in recursive or mirroring mode to download a single file, might allow remote servers to bypass intended access list restrictions by keeping an HTTP connection open."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-362"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-7098", "ASSIGNER": "secalert@redhat.com"}}, "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", "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}}, "publishedDate": "2016-09-26T14:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.17"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-09-03T01:29Z"}

8.1 /10