CVE-2023-53983: Ateme Anevia Flamingo XL/XS · Use of Hard-coded Credentials
Affects Ateme Anevia Flamingo XL/XSSource CVE Database V5
Not known to be exploited · CVSS 9.3 Critical.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Ateme Anevia Flamingo XL/XS | Affected
| Fixed in– |
AI-suggested
Immediate mitigation steps include changing any default or hard-coded credentials on affected Anevia Flamingo XL/XS devices to strong, unique passwords. Network administrators should isolate these devices from public internet exposure by implementing strict firewall rules and network segmentation to limit access to trusted management networks only. Monitoring and logging should be enhanced to detect unusual login attempts or configuration changes. Organizations should engage with Ateme to obtain patches or updates addressing this vulnerability as soon as they become available. Additionally, conducting a thorough inventory of all Anevia devices and verifying their firmware versions will help prioritize remediation efforts. Employing multi-factor authentication (MFA) where possible and regularly auditing device configurations will further reduce risk. Finally, incident response plans should be updated to include scenarios involving media infrastructure compromise.
Description
Anevia Flamingo XL/XS 3.6.20 contains a critical vulnerability with weak default administrative credentials that can be easily guessed. Attackers can leverage these hard-coded credentials to gain full remote system control without complex authentication mechanisms.
References
- zeroscience.mk/en/vulnerabilities/ZSL-2023-5777.php (opens in a new tab)
- packetstormsecurity.com/files/172875/Anevia-Flamingo-XL-XS-3.6.x-Default-Hardcoded-Credentials.html (opens in a new tab)
- exchange.xforce.ibmcloud.com/vulnerabilities/259059 (opens in a new tab)
- cxsecurity.com/issue/WLB-2023060019 (opens in a new tab)
- ateme.com (opens in a new tab)
- vulncheck.com/advisories/anevia-flamingo-xlxs-default-credentials-authentication-bypass (opens in a new tab)