Loop with Unreachable Exit Condition ('Infinite Loop') Affecting ncurses-base package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-NCURSESBASE-1974311
- published26 Jul 2021
- disclosed23 Aug 2017
Introduced: 23 Aug 2017
CVE-2017-13728 (opens in a new tab)How to fix?
There is no fixed version for Centos:7 ncurses-base.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ncurses-base package and not the ncurses-base package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
There is an infinite loop in the next_char function in comp_scan.c in ncurses 6.0, related to libtic. A crafted input will lead to a remote denial of service attack.
References
- https://access.redhat.com/security/cve/CVE-2017-13728
- https://security.gentoo.org/glsa/201804-13
- https://bugzilla.redhat.com/show_bug.cgi?id=1484274
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E