CVE-2018-20798
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I. Basic Information for CVE-2018-20798
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The expiretable configuration in pfSense 2.4.4_1 establishes block durations that are incompatible with the block durations implemented by sshguard, which might make it easier for attackers to bypass intended access restrictions.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
pfSense 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
pfSense是一套基于FreeBSD Linux的网络防火墙。 pfSense 2.4.4_1版本中存在安全特征问题漏洞。远程攻击者可利用该漏洞绕过访问限制。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2018-20798
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://redmine.pfsense.org/issues/9223x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2018-20798
Same Patch Batch · n/a · 2019-03-01 · 10 CVEs total
| CVE-2019-9546 | SolarWinds Orion Platform 权限许可和访问控制问题漏洞 | |
| CVE-2019-9547 | Storage Performance Development Kit 输入验证错误漏洞 | |
| CVE-2019-9543 | Poppler 输入验证错误漏洞 | |
| CVE-2019-9544 | Bento4 安全漏洞 | |
| CVE-2019-9545 | freedesktop Poppler 输入验证错误错误漏洞 | |
| CVE-2018-20799 | pfSense 权限许可和访问控制问题漏洞 | |
| CVE-2019-9484 | Carel pCOWeb configuration tool 信任管理问题漏洞 | |
| CVE-2019-9482 | MISP 信息泄露漏洞 | |
| CVE-2019-9483 | Amazon Ring Doorbell 加密问题漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8226
Open5GS types.c ogs_pcc_rule_install_flow_from_media denial - CVE-2026-8225
Open5GS delete Endpoint sm-sm.c pcf_npcf_smpolicycontrol_han - CVE-2026-8224
Open5GS PCF context.c pcf_sess_set_ipv6prefix denial of serv - CVE-2026-8223
Open5GS sm-policies Endpoint pcf_sess_sbi_discover_and_send - CVE-2026-8222
Open5GS sm-policies Endpoint nbsf-handler.c pcf_nbsf_managem
V. Comments for CVE-2018-20798
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