Cyber Resilience

CVE-2024-8580

Exposed Creds in Totolink T8 Firmware 4.1.5cu.861_b20230220

Public PoCExposed Creds
Published
08 September 2024
Modified
10 September 2024
Patch / advisory
View advisory
CVSS Score v4 9.2
Click a component to see what it means
Raw vectorCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.013 69th percentile
Risk Priority 39 floored blend · peak EPSS

Summary

CVE-2024-8580 is a critical-severity Use of Hard-coded Password (CWE-259) vulnerability in Totolink T8 Firmware. Its CVSS base score is 9.2 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Valid Accounts (T1078); ranked in the top 31% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

The strongest mitigations our analysis identified map to IA-5 (Authenticator Management) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

A07:2025 Authentication Failures

EU & UK References

Vulnerability Data

A vulnerability classified as critical was found in TOTOLINK AC1200 T8 4.1.5cu.861_B20230220. This vulnerability affects unknown code of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. The attack can be initiated remotely. The complexity of an attack…

more

is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)
CWE-259

Related Threats

MITRE ATT&CK Enterprise Techniques

T1078 Valid Accounts Stealth
Adversaries may obtain and abuse credentials of existing accounts as a means of gaining Initial Access, Persistence, Privilege Escalation, or Defense Evasion.
attack.mitre.org →
T1078.001 Default Accounts Stealth
Adversaries may obtain and abuse credentials of a default account as a means of gaining Initial Access, Persistence, Privilege Escalation, or Defense Evasion.
attack.mitre.org →
T1552 Unsecured Credentials Credential Access
Adversaries may search compromised systems to find and obtain insecurely stored credentials.
attack.mitre.org →
T1552.001 Credentials In Files Credential Access
Adversaries may search local file systems and remote file shares for files containing insecurely stored credentials.
attack.mitre.org →
T1133 External Remote Services Persistence
Adversaries may leverage external-facing remote services to initially access and/or persist within a network.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-24155Same product: Totolink T8
CVE-2024-0569Same product: Totolink T8
CVE-2024-8579Same product: Totolink T8
CVE-2024-8574Same product: Totolink T8
CVE-2024-8078Same product: Totolink T8
CVE-2023-24151Same product: Totolink T8
CVE-2024-34211Same vendor: Totolink
CVE-2023-24156Same product: Totolink T8
CVE-2024-7159Same vendor: Totolink
CVE-2024-35395Same vendor: Totolink

Affected Assets

totolink
t8 firmware
4.1.5cu.861_b20230220

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

IA-5 Authenticator Management partial match

Authenticator management requires secure distribution, rotation, and verification of credentials, directly stopping hard-coded passwords from being introduced or used.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices directly prohibit embedding credentials in source code or binaries.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.17 Authentication information none match
prevents

Requiring users to change temporary or default passwords at first use stops the continued existence of hard-coded or guessable passwords that are shipped with the product.

References