CVE-2019-25569
6.9
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
RealTerm Serial Terminal 2.0.0.70 contains a stack-based buffer overflow vulnerability in the Echo Port field that allows local attackers to crash the application by triggering a structured exception handler (SEH) chain corruption. Attackers can craft a malicious input string with 268 bytes of padding followed by SEH overwrite values and paste it into the Port field to cause denial of service.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Realterm | RealTerm: Serial Terminal | 2.0.0.70 | affected |
Weaknesses
- CWE-787: Out-of-bounds Write
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- https://www.exploit-db.com/exploits/46391
- https://realterm.sourceforge.io/
- https://sourceforge.net/projects/realterm/files/
- https://www.vulncheck.com/advisories/realterm-serial-terminal-seh-overflow-crash
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