What is CVE-2015-8371?

CVE-2015-8371 is a high-severity vulnerability in Getcomposer Composer, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.8/10. Published 2023-09-21.

How severe is CVE-2015-8371?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Getcomposer Composer

CVE-2015-8371

Composer before 2016-02-10 allows cache poisoning from other projects built on the same host. This results in attacker-controlled code entering a server-side build process. The issue occurs because of the way that dist packages are cached…

EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Getcomposer Composer — versions 1.0.0
N/a — versions n/a

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Third Party Advisory)
cve@mitre.org (Third Party Advisory)
cve@mitre.org (Product)

Frequently asked questions

What is CVE-2015-8371?: CVE-2015-8371 is a high-severity vulnerability in Getcomposer Composer, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.8/10. Published 2023-09-21.
How severe is CVE-2015-8371?: High severity. CVSS v3 base score is 8.8 out of 10.