CVE-2015-8371 describes a cache poisoning vulnerability in Composer versions prior to 2016-02-10, including 1.0.0-alpha11 and earlier, affecting server-side build processes. An attacker can inject malicious code by manipulating the dist package cache, which uses an easily guessable key, leading to arbitrary code execution. This vulnerability carries a CVSS v3.1 score of 8.8 (High) due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.0CPE matchmatch criteria | cpe:2.3:a:getcomposer:composer:1.0.0:alpha1:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:getcomposer:composer:1.0.0:alpha10:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:getcomposer:composer:1.0.0:alpha11:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:getcomposer:composer:1.0.0:alpha2:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:getcomposer:composer:1.0.0:alpha3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.