CVE-2017-1556

medium
Published 2017-09-13 · Modified 2026-05-13
CVSS v3
6.5
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2
4.0
VIR risk
6.5

Description

IBM API Connect 5.0.7.0 through 5.0.7.2 is vulnerable to a regular expression attack that could allow an authenticated attacker to use a regex and cause the system to slow or hang. IBM X-Force ID: 131546.

Predictions

Exploit likelihood
75%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: psirt@us.ibm.com — https://exchange.xforce.ibmcloud.com/vulnerabilities/131546

vendor Authored 2026-05-27

Vendor advisory: psirt@us.ibm.com — http://www.ibm.com/support/docview.wss?uid=swg22008315

Application impact

VendorProductVersionsFixed
ibmapi_connect5.0.7.0
ibmapi_connect5.0.7.1
ibmapi_connect5.0.7.2

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.