[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fstTI2VjvpEPhvakwZa35aP7LBJZ3iTSdrtPEsZfmZtI":3},{"success":4,"data":5},true,{"vendor":6,"topVulnerabilitiesByEpss":52,"kevVulnerabilities":116,"topProductsByCves":122,"seoMetadata":130,"meta":139},{"vendorId":7,"vendorName":8,"productCount":9,"cveCount":10,"kevCount":11,"versionCount":12,"lastCveUpdate":13,"firstLetter":14,"products":15,"description":51},22841,"openbsd",7,334,1,305,"2026-04-02","o",[16,22,27,33,38,42,47],{"id":17,"product_name":8,"version_count":18,"cve_count":19,"kev_count":20,"last_cve_update":21},122857,58,203,0,"2025-03-20",{"id":23,"product_name":24,"version_count":25,"cve_count":26,"kev_count":20,"last_cve_update":13},122859,"openssh",128,118,{"id":28,"product_name":29,"version_count":30,"cve_count":31,"kev_count":20,"last_cve_update":32},122855,"libressl",109,12,"2023-06-16",{"id":34,"product_name":35,"version_count":9,"cve_count":36,"kev_count":11,"last_cve_update":37},122858,"opensmtpd",3,"2020-01-29",{"id":39,"product_name":40,"version_count":20,"cve_count":11,"kev_count":20,"last_cve_update":41},122856,"linux","2008-10-20",{"id":43,"product_name":44,"version_count":45,"cve_count":11,"kev_count":20,"last_cve_update":46},122854,"ftpd",2,"2000-07-07",{"id":48,"product_name":49,"version_count":11,"cve_count":11,"kev_count":20,"last_cve_update":50},122860,"textproc\\\u002Fisearch","2019-12-30","Openbsd is a technology vendor with 7 tracked products and 334 known security vulnerabilities. Get comprehensive security analysis, vulnerability tracking, and threat intelligence for this vendor.",[53,62,68,75,81,87,93,100,106,111],{"cveId":54,"description":55,"publishedDate":56,"cvssScore":57,"cvssVersion":58,"severity":59,"isKev":60,"epssScore":61},"CVE-2024-6387","A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.","2024-07-01",8.1,"v3.1","High",false,0.99506,{"cveId":63,"description":64,"publishedDate":37,"cvssScore":65,"cvssVersion":58,"severity":66,"isKev":4,"epssScore":67},"CVE-2020-7247","smtp_mailaddr in smtp_session.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session, as demonstrated by shell metacharacters in a MAIL FROM field. This affects the \"uncommented\" default configuration. The issue exists because of an incorrect return value upon failure of input validation.",9.8,"Critical",0.98972,{"cveId":69,"description":70,"publishedDate":71,"cvssScore":72,"cvssVersion":58,"severity":73,"isKev":60,"epssScore":74},"CVE-2018-15473","OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.","2018-08-17",5.3,"Medium",0.98631,{"cveId":76,"description":77,"publishedDate":78,"cvssScore":79,"cvssVersion":58,"severity":73,"isKev":60,"epssScore":80},"CVE-2023-48795","The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server may consequently end up with a connection for which some security features have been downgraded or disabled, aka a Terrapin attack. This occurs because the SSH Binary Packet Protocol (BPP), implemented by these extensions, mishandles the handshake phase and mishandles use of sequence numbers. For example, there is an effective attack against SSH's use of ChaCha20-Poly1305 (and CBC with Encrypt-then-MAC). The bypass occurs in chacha20-poly1305@openssh.com and (if CBC is used) the -etm@openssh.com MAC algorithms. This also affects Maverick Synergy Java SSH API before 3.1.0-SNAPSHOT, Dropbear through 2022.83, Ssh before 5.1.1 in Erlang\u002FOTP, PuTTY before 0.80, AsyncSSH before 2.14.2, golang.org\u002Fx\u002Fcrypto before 0.17.0, libssh before 0.10.6, libssh2 through 1.11.0, Thorn Tech SFTP Gateway before 3.4.6, Tera Term before 5.1, Paramiko before 3.4.0, jsch before 0.2.15, SFTPGo before 2.5.6, Netgate pfSense Plus through 23.09.1, Netgate pfSense CE through 2.7.2, HPN-SSH through 18.2.0, ProFTPD before 1.3.8b (and before 1.3.9rc2), ORYX CycloneSSH before 2.3.4, NetSarang XShell 7 before Build 0144, CrushFTP before 10.6.0, ConnectBot SSH library before 2.2.22, Apache MINA sshd through 2.11.0, sshj through 0.37.0, TinySSH through 20230101, trilead-ssh2 6401, LANCOM LCOS and LANconfig, FileZilla before 3.66.4, Nova before 11.8, PKIX-SSH before 14.4, SecureCRT before 9.4.3, Transmit5 before 5.10.4, Win32-OpenSSH before 9.5.0.0p1-Beta, WinSCP before 6.2.2, Bitvise SSH Server before 9.32, Bitvise SSH Client before 9.33, KiTTY through 0.76.1.13, the net-ssh gem 7.2.0 for Ruby, the mscdex ssh2 module before 1.15.0 for Node.js, the thrussh library before 0.35.1 for Rust, and the Russh crate before 0.40.2 for Rust.","2023-12-18",5.9,0.93547,{"cveId":82,"description":83,"publishedDate":84,"cvssScore":85,"cvssVersion":58,"severity":73,"isKev":60,"epssScore":86},"CVE-2023-25136","OpenSSH server (sshd) 9.1 introduced a double-free vulnerability during options.kex_algorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One third-party report states \"remote code execution is theoretically possible.\"","2023-02-03",6.5,0.89685,{"cveId":88,"description":89,"publishedDate":90,"cvssScore":79,"cvssVersion":91,"severity":73,"isKev":60,"epssScore":92},"CVE-2016-6210","sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remote attackers to enumerate users by leveraging the timing difference between responses when a large password is provided.","2017-02-13","v3.0",0.88944,{"cveId":94,"description":95,"publishedDate":96,"cvssScore":97,"cvssVersion":98,"severity":73,"isKev":60,"epssScore":99},"CVE-2005-0356","Multiple TCP implementations with Protection Against Wrapped Sequence Numbers (PAWS) with the timestamps option enabled allow remote attackers to cause a denial of service (connection loss) via a spoofed packet with a large timer value, which causes the host to discard later packets because they appear to be too old.","2005-05-31",5,"v2",0.82756,{"cveId":101,"description":102,"publishedDate":103,"cvssScore":104,"cvssVersion":98,"severity":59,"isKev":60,"epssScore":105},"CVE-2007-5365","Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD 4.0 through 4.2, and some other dhcpd implementations based on ISC dhcp-2, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a DHCP request specifying a maximum message size smaller than the minimum IP MTU.","2007-10-11",7.2,0.80265,{"cveId":107,"description":108,"publishedDate":109,"cvssScore":65,"cvssVersion":58,"severity":66,"isKev":60,"epssScore":110},"CVE-2023-38408","The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remote code execution if an agent is forwarded to an attacker-controlled system. (Code in \u002Fusr\u002Flib is not necessarily safe for loading into ssh-agent.) NOTE: this issue exists because of an incomplete fix for CVE-2016-10009.","2023-07-20",0.797,{"cveId":112,"description":113,"publishedDate":114,"cvssScore":65,"cvssVersion":58,"severity":66,"isKev":60,"epssScore":115},"CVE-2003-0466","Off-by-one error in the fb_realpath() function, as derived from the realpath function in BSD, may allow attackers to execute arbitrary code, as demonstrated in wu-ftpd 2.5.0 through 2.6.2 via commands that cause pathnames of length MAXPATHLEN+1 to trigger a buffer overflow, including (1) STOR, (2) RETR, (3) APPE, (4) DELE, (5) MKD, (6) RMD, (7) STOU, or (8) RNTO.","2003-08-27",0.78115,[117],{"cveId":63,"description":64,"publishedDate":37,"cvssScore":65,"cvssVersion":58,"severity":66,"isKev":4,"epssScore":67,"cisaVulnName":118,"cisaDateAdded":119,"cisaShortDescription":120,"cisaRequiredAction":121},"OpenSMTPD Remote Code Execution Vulnerability","2022-03-25","smtp_mailaddr in smtp_session.c in OpenSMTPD, as used in OpenBSD and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session.","Apply updates per vendor instructions.",[123,124,125,126,127,128,129],{"id":17,"product_name":8,"version_count":18,"cve_count":19,"kev_count":20,"last_cve_update":21},{"id":23,"product_name":24,"version_count":25,"cve_count":26,"kev_count":20,"last_cve_update":13},{"id":28,"product_name":29,"version_count":30,"cve_count":31,"kev_count":20,"last_cve_update":32},{"id":34,"product_name":35,"version_count":9,"cve_count":36,"kev_count":11,"last_cve_update":37},{"id":39,"product_name":40,"version_count":20,"cve_count":11,"kev_count":20,"last_cve_update":41},{"id":43,"product_name":44,"version_count":45,"cve_count":11,"kev_count":20,"last_cve_update":46},{"id":48,"product_name":49,"version_count":11,"cve_count":11,"kev_count":20,"last_cve_update":50},{"title":131,"metaDescription":132,"keywords":133,"structuredData":134},"Openbsd - Security Vulnerabilities & Analysis | Precursor Intelligence","Comprehensive security analysis for Openbsd covering 7 products with 334 tracked vulnerabilities including 1 critical and 0 high-severity issues and 1 CISA KEV vulnerability. Real-time threat intelligence, CVE tracking, and security recommendations.","Openbsd vulnerabilities, Openbsd security, Openbsd CVE, Openbsd threat intelligence, vendor security analysis, cybersecurity threats, vulnerability management, CVE tracking, Openbsd KEV, Openbsd exploited vulnerabilities",{"@context":135,"@type":136,"name":137,"description":132,"url":138},"https:\u002F\u002Fschema.org","Organization","Openbsd","https:\u002F\u002Fprecursorintelligence.com\u002Fvendors\u002Fopenbsd",{"totalProducts":9,"totalVulnerabilities":10,"kevVulnerabilities":11,"lastUpdated":13,"generatedAt":140,"apiVersion":141},"2026-10-16T23:53:32.039Z","3.0"]