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No exploitation reportedFix available

CVE-2017-17663

No exploitation reported by the sources we read.

  • Published2018-02-06
  • Fixed in1.28
  • WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The htpasswd implementation of mini_httpd before v1.28 and of thttpd before v2.28 is affected by a buffer overflow that can be exploited remotely to perform code execution.

Timeline

dates in UTC
  1. 2018-02-0617:29CVE publishedNVD

Versions per branch

NVD
Acme mini httpd
BranchAffectedFixed in
1.28< 1.281.28
Acme thttpd
BranchAffectedFixed in
2.28< 2.282.28

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • mini_httpdCleanStartall versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.24all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.23all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.22all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.21all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.20all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.19all versions · fixed in 1.29-r0
  • mini_httpdAlpine:v3.18all versions · fixed in 1.29-r0

17 more package ranges on OSV.dev

Full record on NVD

Fix

  1. Update Acme mini httpd to 1.28

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2018-02-06
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-mrjc-pvrp-jc53

Frequently asked questions

What is CVE-2017-17663?

The htpasswd implementation of mini_httpd before v1.28 and of thttpd before v2.28 is affected by a buffer overflow that can be exploited remotely to perform code execution.

Is CVE-2017-17663 actively exploited?

Active exploitation of CVE-2017-17663 has not been confirmed. Its EPSS score was 2.7% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-17663?

CVE-2017-17663 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record