CVE-2019-9896

In PuTTY versions before 0.71 on Windows, local attackers could hijack the application by putting a malicious help file in the same directory as the executable.

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

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

4.6^/10

CVSS v2.0 : MEDIUM

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://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html	Release Notes Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20190404-0001/	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:opensuse:backports_sle:15.0:-::::::
	cpe:2.3:o:opensuse:leap:15.0:::::::*

Information

Published : 2019-03-21 09:01

Updated : 2022-04-05 13:13

NVD link : CVE-2019-9896

Mitre link : CVE-2019-9896

JSON object : View

CWE

CWE-427

Uncontrolled Search Path Element

Advertisement

Products Affected

opensuse

backports_sle
leap

microsoft

windows

putty

putty

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html", "name": "https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html", "tags": ["Release Notes", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html", "name": "openSUSE-SU-2019:1113", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html", "name": "openSUSE-SU-2019:1123", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "https://security.netapp.com/advisory/ntap-20190404-0001/", "name": "https://security.netapp.com/advisory/ntap-20190404-0001/", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In PuTTY versions before 0.71 on Windows, local attackers could hijack the application by putting a malicious help file in the same directory as the executable."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-427"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-9896", "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": "2019-03-21T16:01Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "0.71"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:opensuse:backports_sle:15.0:-:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-04-05T20:13Z"}