Buffer overflow in GNU Ncurses
CVE-2017-10684
In ncurses 6.0, there is a stack-based buffer overflow in the fmt_entry function. A crafted input will lead to a remote arbitrary code execution attack.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.049 (91.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.049 · newest: 0.049 · change: 0.000
Affected products
- GNU Ncurses — versions 6.0
- Invisible-Island Ncurses — versions 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.gentoo.org/glsa/201804-13 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a4508… (mailing-list)
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698… (mailing-list)
Frequently asked questions
- What is CVE-2017-10684?
- CVE-2017-10684 is a critical-severity vulnerability in GNU Ncurses, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-06-29.
- How severe is CVE-2017-10684?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2017-10684 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.