CVE-2021-39537
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in ncurses through v6.2-1. _nc_captoinfo in captoinfo.c has a heap-based buffer overflow.
Se ha detectado un problema en ncurses versiones hasta v6.2-1. La función _nc_captoinfo en el archivo captoinfo.c presenta un desbordamiento de búfer en la región heap de la memoria
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-08-23 CVE Reserved
- 2021-09-20 CVE Published
- 2024-06-05 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (12)
| URL | Tag | Source |
|---|---|---|
| http://seclists.org/fulldisclosure/2022/Oct/28 | Mailing List |
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| http://seclists.org/fulldisclosure/2022/Oct/41 | Mailing List |
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| http://seclists.org/fulldisclosure/2022/Oct/43 | Mailing List |
|
| http://seclists.org/fulldisclosure/2022/Oct/45 | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html | Mailing List |
|
| https://security.netapp.com/advisory/ntap-20230427-0012 |
|
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| https://support.apple.com/kb/HT213443 | Third Party Advisory |
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| https://support.apple.com/kb/HT213444 | Third Party Advisory |
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| https://support.apple.com/kb/HT213488 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://lists.gnu.org/archive/html/bug-ncurses/2020-08/msg00006.html | 2024-08-04 |
| URL | Date | SRC |
|---|---|---|
| http://cvsweb.netbsd.org/bsdweb.cgi/pkgsrc/devel/ncurses/patches/patch-ncurses_tinfo_captoinfo.c?rev=1.1&content-type=text/x-cvsweb-markup | 2023-12-03 |
| URL | Date | SRC |
|---|---|---|
| https://lists.gnu.org/archive/html/bug-ncurses/2021-10/msg00023.html | 2023-12-03 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Gnu Search vendor "Gnu" | Ncurses Search vendor "Gnu" for product "Ncurses" | <= 6.2.1 Search vendor "Gnu" for product "Ncurses" and version " <= 6.2.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.12.6 Search vendor "Apple" for product "Mac Os X" and version "10.12.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | 11.7 Search vendor "Apple" for product "Macos" and version "11.7" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | 13.0 Search vendor "Apple" for product "Macos" and version "13.0" | - |
Affected
| ||||||