SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2024-45414

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

CRITICAL 9.8EPSS 0.48%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The HTTPD binary in multiple ZTE routers has a stack-based buffer overflow vulnerability in webPrivateDecrypt function. This function is responsible for decrypting RSA encrypted ciphertext, the encrypted data is supplied base64 encoded. The decoded ciphertext is stored on the stack without checking its length. An unauthenticated attacker can get RCE as root by exploiting this vulnerability.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.48% probability · 41th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-121
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.48%26 October 202626 October 2026

EPSS 0.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.