Critical severity · published Oct 29, 2021
CVE-2020-22079
Stack-based buffer overflow in Tenda AC-10U AC1200 Router US_AC10UV1.0RTL_V15.03.06.48_multi_TDE01 allows remote attackers to execute arbitrary code via the timeZone parameter to…
9.8
CVSS
4.2%
EPSS
No
On KEV
Description
Stack-based buffer overflow in Tenda AC-10U AC1200 Router US_AC10UV1.0RTL_V15.03.06.48_multi_TDE01 allows remote attackers to execute arbitrary code via the timeZone parameter to goform/SetSysTimeCfg.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ac10u Firmware · Tendacn
15.03.06.48_multi_tde01 · source: NVD
AF
Ac9 Firmware · Tendacn
15.03.05.19(6318); 15.03.06.42_multi · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-22079
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-22079
Technical Description
https://cwe.mitre.org/data/definitions/121.html
Broken Link
https://github.com/1sd3d/Tendown/tree/master/PoCs/Auth/bof11
Exploit
https://github.com/Lyc-heng/routers/blob/main/routers/stack1.md
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