CVE-2019-25634Disclosure(4mhz / base64_decoder)

LOWCVSS 7.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Base64 Decoder 1.1.2 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by triggering a structured exception handler (SEH) overwrite. Attackers can craft a malicious input file that overflows a buffer, overwrites the SEH chain with a POP-POP-RET gadget address, and uses an egghunter payload to locate and execute shellcode for code execution.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-787

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • base64_decoder

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
Products
base64_decoder

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-03-24: 2Technical Details · 2026-03-24: 203-24
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    CVE-2019-25634 Base64 Decoder 1.1.2 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by triggering a structured exception h… https://www.cve.org/CVERecord?id=CVE-2019-25634

    Post summary

    The post announces a stack‑based buffer overflow in Base64 Decoder 1.1.2 that permits local attackers to execute arbitrary code by triggering a structured exception.

    00011170
    56.8K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2019-25634 Base64 Decoder 1.1.2 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by triggering a structured exception h… https://www.cve.org/CVERecord?id=CVE-2019-25634 ----- Traducción: CVE-2019-25634 Bas… http://infoflow.cloud`

    Post summary

    The tweet provides a concise description of CVE‑2019‑25634, highlighting a stack‑based buffer overflow in Base64 Decoder 1.1.2 that could allow local code execution.

    0000018
    60 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
App4mhzbase64_decoder1.1.2--

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