CVE-2021-33719
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
SIPROTEC 5 relays with CPU variants CP050
- Vendor
- Siemens
- Product
- SIPROTEC 5 relays with CPU variants CP050
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| All versions < V8.80 | affected | Unavailable | Unavailable | Unavailable | None listed |
SIPROTEC 5 relays with CPU variants CP100
- Vendor
- Siemens
- Product
- SIPROTEC 5 relays with CPU variants CP100
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| All versions < V8.80 | affected | Unavailable | Unavailable | Unavailable | None listed |
SIPROTEC 5 relays with CPU variants CP300
- Vendor
- Siemens
- Product
- SIPROTEC 5 relays with CPU variants CP300
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| All versions < V8.80 | affected | Unavailable | Unavailable | Unavailable | None listed |