What is CVE-2023-27873?

CVE-2023-27873 is a medium-severity vulnerability in IBM Aspera Faspex. CVSS score: 6.5/10. Published 2023-03-21.

How severe is CVE-2023-27873?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in IBM Aspera Faspex

CVE-2023-27873

IBM Aspera Faspex 4.4.2 could allow a remote authenticated attacker to obtain sensitive credential information using specially crafted XML input. IBM X-Force ID: 249654.

Published 2023-03-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (57.1th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

IBM Aspera Faspex — versions 4.4.2
IBM Aspera Faspex — versions 4.4.2
Linux Kernel

References

www.ibm.com/support/pages/node/6964694 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/249654 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2023-27873?: CVE-2023-27873 is a medium-severity vulnerability in IBM Aspera Faspex. CVSS score: 6.5/10. Published 2023-03-21.
How severe is CVE-2023-27873?: Medium severity. CVSS v3 base score is 6.5 out of 10.