CVE-2022-26987

TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.

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://tp-link.com	Vendor Advisory
https://github.com/GANGE666	Third Party Advisory
https://drive.google.com/file/d/1SnNoqRlJiBD673UROLwdgg_roMOneVR9/view?usp=sharing	Exploit Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wdr7660_firmware:2.0.30:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wdr7660:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:tp-link:tl-wdr7661_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wdr7661:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:tp-link:tl-wdr7620_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wdr7620:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:tp-link:tl-wdr5660_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wdr5660:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:mercusys:mercury_d196g_firmware:20200109_2.0.4:*:*:*:*:*:*:*

cpe:2.3:h:mercusys:mercury_d196g:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:o:fastcom:fac1900r_firmware:20190827_2.0.2:*:*:*:*:*:*:*

cpe:2.3:h:fastcom:fac1900r:-:*:*:*:*:*:*:*

Information

Published : 2022-05-10 08:15

Updated : 2022-05-16 09:51

NVD link : CVE-2022-26987

Mitre link : CVE-2022-26987

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Advertisement

Products Affected

tp-link

tl-wdr7620_firmware
tl-wdr5660_firmware
tl-wdr7661
tl-wdr7661_firmware
tl-wdr5660
tl-wdr7620
tl-wdr7660
tl-wdr7660_firmware

fastcom

fac1900r_firmware
fac1900r

mercusys

mercury_d196g
mercury_d196g_firmware

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://tp-link.com", "name": "http://tp-link.com", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://github.com/GANGE666", "name": "https://github.com/GANGE666", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://drive.google.com/file/d/1SnNoqRlJiBD673UROLwdgg_roMOneVR9/view?usp=sharing", "name": "https://drive.google.com/file/d/1SnNoqRlJiBD673UROLwdgg_roMOneVR9/view?usp=sharing", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-787"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2022-26987", "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": "2022-05-10T15:15Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:tp-link:tl-wdr7660_firmware:2.0.30:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:tp-link:tl-wdr7660:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:tp-link:tl-wdr7661_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:tp-link:tl-wdr7661:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:tp-link:tl-wdr7620_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:tp-link:tl-wdr7620:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:tp-link:tl-wdr5660_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:tp-link:tl-wdr5660:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:mercusys:mercury_d196g_firmware:20200109_2.0.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:mercusys:mercury_d196g:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:fastcom:fac1900r_firmware:20190827_2.0.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:fastcom:fac1900r:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-05-16T16:51Z"}