CVE-2014-7143

Python Twisted 14.0 trustRoot is not respected in HTTP client

Published: 2019-11-12 Last update: 2024-11-25 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2014-7143 is rated Moderate Risk (48.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.35%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-7143

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.91% 0.35% -0.56%
2 2025-03-29 0.35% 0.91% +0.56%
3 2025-03-21 0.35%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-7143

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-7143

GitHub Security Advisory for CVE-2014-7143

GHSA-3c45-wgjp-7v9r · Severity: high · Ecosystem: pip — Python Twisted trustRoot is not respected in HTTP client

OS Trackers for CVE-2014-7143

vendor priority summary link
debian not yet assigned CVE-2014-7143 not yet assigned priority: Debian including 1 source packages (twisted), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-7143
redhat medium https://access.redhat.com/security/cve/CVE-2014-7143
ubuntu medium CVE-2014-7143 medium priority: Ubuntu including 2 source packages (twisted, twisted-py3), 8 status rows across 4 suites (lucid, precise, trusty, upstream): DNE 3, not-affected 3, released 2. https://ubuntu.com/security/CVE-2014-7143

Affected software / configurations for CVE-2014-7143

Vendor Product Version Raw CPE
twisted twisted 14.0.0 cpe:2.3:a:twisted:twisted:14.0.0:*:*:*:*:*:*:*

References for CVE-2014-7143

cvelogic Threat Intelligence