Bug 1214490 (CVE-2020-19186) - VUL-0: CVE-2020-19186: ncurses: Buffer Overflow vulnerability in _nc_find_entry function in tinfo/comp_hash.c:66 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command.
Summary: VUL-0: CVE-2020-19186: ncurses: Buffer Overflow vulnerability in _nc_find_ent...
Status: RESOLVED INVALID
Alias: CVE-2020-19186
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P3 - Medium : Normal
Target Milestone: ---
Assignee: Dr. Werner Fink
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/375946/
Whiteboard: CVSSv3.1:SUSE:CVE-2020-19186:5.5:(AV:...
Keywords:
Depends on:
Blocks:
 
Reported: 2023-08-23 06:55 UTC by Stoyan Manolov
Modified: 2023-09-14 05:28 UTC (History)
2 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Stoyan Manolov 2023-08-23 06:55:46 UTC 
CVE-2020-19186

Buffer Overflow vulnerability in _nc_find_entry function in tinfo/comp_hash.c:66
in ncurses 6.1 allows remote attackers to cause a denial of service via crafted
command.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-19186
https://www.cve.org/CVERecord?id=CVE-2020-19186
https://github.com/zjuchenyuan/fuzzpoc/blob/master/infotocap_poc2.md
Comment 2 Dr. Werner Fink 2023-09-12 10:06:54 UTC 
Here I see

noether:/ # infotocap -o /dev/null /tmp/infotocap_poc2.md 
"/tmp/infotocap_poc2.md", line 1, col 1: Illegal character (expected alphanumeric or @%&*!#) - '{'
Comment 3 Dr. Werner Fink 2023-09-12 10:07:45 UTC 
(In reply to Dr. Werner Fink from comment #2)
> Here I see
> 
> noether:/ # infotocap -o /dev/null /tmp/infotocap_poc2.md 
> "/tmp/infotocap_poc2.md", line 1, col 1: Illegal character (expected
> alphanumeric or @%&*!#) - '{'

For SLE-12 to be correct ...
Comment 4 Dr. Werner Fink 2023-09-12 10:30:11 UTC 
For SLE-15

noether:/ # infotocap -o /dev/null /tmp/infotocap_poc2.md 
"/tmp/infotocap_poc2.md", line 1, col 1: Illegal character (expected alphanumeric or @%&*!#) - '{'