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Vulnerability · Published Sep 10, 2021 · Assigned by icscert

CVE-2021-33011

Medium 4.3

In plain English

A medium-severity resource allocation without limits in JTEKT Corporation TOYOPUC products. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).

Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.4%top 64.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

All versions of the afffected TOYOPUC-PC10 Series,TOYOPUC-Plus Series,TOYOPUC-PC3J/PC2J Series, TOYOPUC-Nano Series products may not be able to properly process an ICMP flood, which may allow an attacker to deny Ethernet communications between affected devices.

Affected products (as reported)

VendorProductVersions
n/a JTEKT Corporation TOYOPUC products TOYOPUC products TOYOPUC-PC10 Series: PC10G-CPU TCC-6353: All versions, PC10GE TCC-6464: All versions, PC10P TCC-6372: All versions, PC10P-DP TCC-6726: All versions, PC10P-DP-IO TCC-6752: All versions, PC10B-P TCC-6373: All versions, PC10B TCC-1021: All versions, PC10B-E/C TCU-6521: All versions, PC10E TCC-4637: All versions, PC10PE TCC-1101: All versions, PC10PE-1616P TCC-1102: All versions, EF10 TCU-6982: All versions TOYOPUC-Plus Series: Plus CPU TCC-6740: All versions, Plus EX TCU-6741: All versions, Plus EX2 TCU-6858: All versions, Plus EFR TCU-6743: All versions, Plus EFR2 TCU-6859: All versions, Plus 2P-EFR TCU-6929: All versions,Plus BUS-EX TCU-6900: All versions TOYOPUC-PC3J/PC2J Series: FL/ET-T-V2H THU-6289: All versions, 2PORT-EFR THU-6404: All versions TOYOPUC-Nano Series: Nano 10GX TUC-1157: All versions, Nano CPU TUC-6941: All versions, Nano 2ET TUU-6949: All versions, Nano Safety TUC-1085: All versions, Nano Safety RS00IP TUU-1086: All versions, Nano Safety RS01IP TUU-1087: All versions

Weakness: CWE-770

References