Jooan JA-A12 05.02.31.105/009_20171107 jooandiag SingleHandlebyCommand singleCMD/authserverip/authcode hard-coded credentials

Summaryinfo

A vulnerability has been found in Jooan JA-A12 05.02.31.105/009_20171107 and classified as very critical. This issue affects some unknown processing of the file /goform/SingleHandlebyCommand of the component jooandiag. The manipulation of the argument singleCMD/authserverip/authcode leads to hard-coded credentials. This vulnerability is documented as CVE-2026-111281. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Jooan JA-A12 05.02.31.105/009_20171107. This issue affects an unknown part of the file /goform/SingleHandlebyCommand of the component jooandiag. The manipulation of the argument singleCMD/authserverip/authcode with an unknown input leads to a hard-coded credentials vulnerability. Using CWE to declare the problem leads to CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Jooan JA-A12 IP cameras with firmware 009_20171107 and 05.02.31.105 contain a remote code execution vulnerability that allows unauthenticated attackers to run root commands via hard-coded credentials. Attackers send singleCMD=SetDiagMode to /goform/SingleHandlebyCommand with an attacker-chosen authserverip and authcode, making the jooandiag daemon execute their commands through /bin/sh, giving full device control.

The advisory is shared at rahulr.in. The identification of this vulnerability is CVE-2026-111281 since 10/15/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/16/2026). MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Jooan

Name

• JA-A12

Version

• 05.02.31.105
• 009_20171107

CPE 2.3info

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CPE 2.2info

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