CVE-2017-17520
Last modified
CVE-2017-17520 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. tools/url_handler.pl in TIN 2.4.1 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL. NOTE: a third party has reported that this is intentional behavior, because the documentation states "url_handler.pl was designed to work together with tin which only issues shell escaped absolute URLs.. EPSS estimates a 1.90% chance of exploitation in the next 30 days.
Description
tools/url_handler.pl in TIN 2.4.1 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL. NOTE: a third party has reported that this is intentional behavior, because the documentation states "url_handler.pl was designed to work together with tin which only issues shell escaped absolute URLs.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Debian | Tin | 2.4.1 |
References
- https://security-tracker.debian.org/tracker/CVE-2017-17520Issue Tracking, Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2017-17520Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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