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Fencer Vulns
critical 9.8

CVE-2024-45415 json

The HTTPD binary in multiple ZTE routers has a stack-based buffer overflow vulnerability in check_data_integrity function.

published 2024-09-16 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-41467

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

The HTTPD binary in multiple ZTE routers has a stack-based buffer overflow vulnerability in check_data_integrity function. This function is responsible for validating the checksum of data in post request. The checksum is sent encrypted in the request, the function decrypts it and stores the checksum on the stack without validating it. An unauthenticated attacker can get RCE as root by exploiting this vulnerability.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • zte zxhn_z500_firmware
  • zte zxhn_e500_firmware
  • zte zxhn_h108n_firmware
  • zte zxhn_e2615_firmware
  • zte zxhn_e2603_firmware
  • zte zxhn_e2618_firmware
  • zte zxhn_e1600_firmware
  • zte zxhn_h338a_firmware
  • zte zxhn_h168n_firmware
  • zte zxhn_h168a_firmware

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.