CVE-2017-9462 is a critical vulnerability affecting Mercurial versions prior to 4.1.3, specifically when using the "hg serve --stdio" command. It allows remote authenticated users to execute arbitrary code by exploiting a flaw that enables the launch of the Python debugger through a specially crafted repository name. This vulnerability carries a high CVSS score of 8.8, indicating a severe risk with low attack complexity, requiring only authenticated access to achieve full compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, exploit modules are publicly available in Metasploit, and its high EPSS score suggests a significant likelihood of exploitation, despite limited community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.1.3CPE matchmatch criteria | cpe:2.3:a:mercurial:mercurial:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.