TI-2024-28558 Aliases CVE-2024-42638 GHSA-f5hg-xwhp-3gj9

H3C Magic B1ST v100R012 was discovered to contain a hardcoded password vulnerability in…

MEDIUM 43CWE-798Published 2024-08-16 · Updated 2025-03-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-798.

Summary

H3C Magic B1ST v100R012 was discovered to contain a hardcoded password vulnerability in /etc/shadow, which allows attackers to log in as root.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00559 46th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:h3c:magic_b1st_firmware:100r012:::::::*	100r012	Vulnerable	H3C
cpe:2.3:h:h3c:magic_b1st:-:::::::*	not specified by NVD	Running on	H3C

cpe:2.3:o:h3c:magic_b1st_firmware:100r012:*:*:*:*:*:*:* Versions 100r012 Vulnerable ·H3C
cpe:2.3:h:h3c:magic_b1st:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·H3C

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-42638
2026-10-03 Alias added: GHSA-f5hg-xwhp-3gj9

References

Exploit 1

https://palm-vertebra-fe9.notion.site/H3C-Magic-B1STV100R012-was-discovered-to-contain-a-hardcoded-2a648569ee7f4df8b570632d11032337?pvs=74

Other 1

https://www.h3c.com/cn/d_201609/956059_30005_0.htm

TI-2023-17444 A stack overflow in the UpdateSnat function of H3C Magic B1STV100R012 allows attackers to… CVSS 3.1HIGH 7.5
TI-2023-17443 A stack overflow in the UpdateMacClone function of H3C Magic B1STV100R012 allows… CVSS 3.1HIGH 7.5
TI-2023-17442 A stack overflow in the AddWlanMacList function of H3C Magic B1STV100R012 allows… CVSS 3.1HIGH 7.5
TI-2023-17441 A stack overflow in the Edit_BasicSSID_5G function of H3C Magic B1STV100R012 allows… CVSS 3.1HIGH 7.5
TI-2023-17440 A stack overflow in the UpdateWanParams function of H3C Magic B1STV100R012 allows… CVSS 3.1HIGH 7.5
TI-2023-17439 A stack overflow in the UpdateWanMode function of H3C Magic B1STV100R012 allows attackers… CVSS 3.1HIGH 7.5

See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences