Fortra Globalscape Administration Server Out of Bounds Memory Read

published 2023-06-22 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34425

cvss: 9.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

Fortra Globalscape EFT versions before 8.1.0.16 suffer from an out of bounds memory read in their administration server, which can allow an attacker to crash the service or bypass authentication if successfully exploited

Patch / fix

fixed in 1

Fortra Globalscape EFT 8.1.0.16

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: total
Assessed: 23 mo ago (2024-12-05)

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

rapid7.com https://www.rapid7.com/blog/post/2023/06/22/multiple-vulnerabilities-in-fortra-globalscape-eft-administration-server-fixed/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected products

Fortra Globalscape EFT

Classification

Weakness

CWE-125 Out-of-bounds Read

References

rapid7.com /blog/post/2023/06/22/multiple-vulnerabilities-in-fortra-globalscape-eft-administration-server-fixed/
exploit, third-party-advisory
kb.globalscape.com /Knowledgebase/11586/Is-EFT-susceptible-to-the-Authentication-Bypass-via-Outofbounds-Memory-Read-vulnerability
vendor-advisory

Sources

CVE List CVE-2023-2989
NVD CVE-2023-2989

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.

Summary