CVE-2020-14346
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I. Basic Information for CVE-2020-14346
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in the X server may lead to arbitrary access of memory contents. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数下溢(超界折返)
Source: NVD (National Vulnerability Database)
Vulnerability Title
xorg-x11-server 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xorg-x11-server是X.Org（X.org）基金会的一款X窗口系统显示服务器。 xorg-x11-server中存在数字错误漏洞，该漏洞允许攻击者任意访问存储器内容。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | xorg-x11-server | before xorg-x11-server 1.20.9 | - |
II. Public POCs for CVE-2020-14346
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://usn.ubuntu.com/4488-2/vendor-advisory
- https://security.gentoo.org/glsa/202012-01vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-14346
Same Patch Batch · n/a · 2020-09-15 · 15 CVEs total
| CVE-2020-25453 | Blackcat Cms 跨站请求伪造漏洞 | |
| CVE-2020-23833 | Projectworlds House Rental SQL注入漏洞 | |
| CVE-2020-23828 | Sourcecodester Online Grading System 代码问题漏洞 | |
| CVE-2020-11977 | Apache Syncope 安全漏洞 | |
| CVE-2020-14331 | Linux kernel 缓冲区错误漏洞 | |
| CVE-2020-10759 | fwupd 数据伪造问题漏洞 | |
| CVE-2020-25071 | Facebook Nifty 跨站脚本漏洞 | |
| CVE-2020-14345 | xorg-x11-server 缓冲区错误漏洞 | |
| CVE-2020-23512 | VR CAM Model P1 授权问题漏洞 | |
| CVE-2020-23451 | Spiceworks跨站请求伪造漏洞 | |
| CVE-2020-24925 | ElkarBackup 加密问题漏洞 | |
| CVE-2020-24924 | ElkarBackup 跨站脚本漏洞 | |
| CVE-2020-14361 | xorg-x11-server 数字错误漏洞 | |
| CVE-2020-14362 | xorg-x11-server 数字错误漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
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bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-191
- CVE-2026-7736
osrg GoBGP mrt.go parseRibEntry integer underflow - CVE-2026-33845
Gnutls: gnutls: denial of service via dtls zero-length fragm - CVE-2026-7424
Integer Underflow in DHCPv6 Sub-Option Parser in FreeRTOS-Pl - CVE-2026-7423
Integer Underflow in ICMP Echo Reply Processing in FreeRTOS- - CVE-2026-6914
MD5 checksum creation may cause availability loss
V. Comments for CVE-2020-14346
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