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Fencer Vulns
high 8.8

CVE-2019-7230 json

The ABB IDAL FTP server mishandles format strings in a username during the authentication process.

published 2019-06-24 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-16774

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

The ABB IDAL FTP server mishandles format strings in a username during the authentication process. Attempting to authenticate with the username %s%p%x%d will crash the server. Sending %08x.AAAA.%08x.%08x will log memory content from the stack.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-19-178-01 updated cvss 8.8

ABB PB610 Panel Builder 600

  • ABB PB610 Panel Builder 600 order code 1SAP500900R0101, 1.91 <= 2.8.0.367
    affected: mitigation “PB610 Panel Builder 600: v2.8.0.424.” library.e.abb.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

3.71% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • seclists.org http://seclists.org/fulldisclosure/2019/Jun/33 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/153386/ABB-IDAL-FTP-Server-Uncontrolled-Format-String.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 5.8 AV:A/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-134 Use of Externally-Controlled Format String

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.