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CVE-2017-5850
httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using…
High7.5EPSS 17.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 17.2% · top 2.9% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (11)
- [oss-security] 20170202 Re: CVE requests: OpenBSD httpd - 2 DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://pierrekim.github.io/blog/2017-02-07-openbsd-httpd-CVE-2017-5850.html (opens in a new tab)x_refsource_MISCx_transferred
- 95997 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://github.com/openbsd/src/commit/142cfc82b932bc211218fbd7bdda8c7ce83f19df (opens in a new tab)x_refsource_CONFIRMx_transferred
- 41278 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 1037758 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [openbsd-cvs] 20170131 cvs.openbsd.org: src (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/034_httpd.patch.sig (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/017_httpd.patch.sig (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20170206 Remote DoS against OpenBSD http server (up to 6.0) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- http://packetstormsecurity.com/files/140944/OpenBSD-HTTP-Server-6.0-Denial-Of-Service.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .