CVE catalog

CVE-2022-30780

lighttpd affected and fixed versions

Lighttpd 1.4.56 through 1.4.58 allows a remote attacker to cause a denial of service (CPU consumption from stuck connections) because connection_read_header_more in connections.c has a typo that disrupts use of multiple read operations on large headers.

Severity: Medium · CVSS 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Jun 11, 2022, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 57.19% · Oct 27, 2026

Projects and upstream resources

[lighttpd][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debiantrixie	lighttpd	`1.4.79-2`	Fixed	[CVE-2022-30780]
Debiansid	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debiansid	lighttpd	`1.4.85-1`	Fixed	[CVE-2022-30780]
Debianforky	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debianforky	lighttpd	`1.4.85-1`	Fixed	[CVE-2022-30780]
Debianbookworm	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debianbookworm	lighttpd	`1.4.69-1`	Fixed	[CVE-2022-30780]

Showing 8 fix observations. All 13 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	lighttpd	`1.4.59-1`	UnknownSource applicability is not established	Provider not reported
Debianbookworm	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debianbookworm	lighttpd	`1.4.69-1`	Fixed	[CVE-2022-30780]
Debianforky	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debianforky	lighttpd	`1.4.85-1`	Fixed	[CVE-2022-30780]
Debiansid	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debiansid	lighttpd	`1.4.85-1`	Fixed	[CVE-2022-30780]
Debiantrixie	lighttpd	`1.4.59-1`	FixedDistribution-reported fixed boundary	[CVE-2022-30780]
Debiantrixie	lighttpd	`1.4.79-2`	Fixed	[CVE-2022-30780]
Ubuntupro	lighttpd	`1.4.35-4ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2022-30780]Apr 22, 2026, 1:21:51 PM UTC
Ubuntupro	lighttpd	`1.4.35-4ubuntu2`	UnknownSource applicability is not established	[UBUNTU-CVE-2022-30780]Apr 22, 2026, 1:21:51 PM UTC
Ubuntupro	lighttpd	`1.4.35-4ubuntu2.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2022-30780]Apr 22, 2026, 1:21:51 PM UTC
Ubuntupro	lighttpd	`1.4.35-4ubuntu2.1+esm1`	UnknownSource applicability is not established	[UBUNTU-CVE-2022-30780]Apr 22, 2026, 1:21:51 PM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "lighttpd",
      "status": "fixed",
      "release": "sid",
      "version": "1.4.85-1"
    },
    {
      "name": "lighttpd",
      "status": "fixed",
      "release": "forky",
      "version": "1.4.85-1"
    },
    {
      "name": "lighttpd",
      "status": "fixed",
      "release": "trixie",
      "version": "1.4.79-2"
    },
    {
      "name": "lighttpd",
      "status": "fixed",
      "release": "bookworm",
      "version": "1.4.69-1"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "lighttpd",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "1.4.59-1"
    },
    {
      "bug": null,
      "name": "lighttpd",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "1.4.59-1"
    },
    {
      "bug": null,
      "name": "lighttpd",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "1.4.59-1"
    },
    {
      "bug": null,
      "name": "lighttpd",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "1.4.59-1"
    }
  ],
  "distribution_packages": [
    {
      "name": "lighttpd",
      "fixed_version": "1.4.59-1",
      "applicability_unknown": true
    },
    {
      "name": "lighttpd",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "1.4.35-4ubuntu1",
        "1.4.35-4ubuntu2",
        "1.4.35-4ubuntu2.1",
        "1.4.35-4ubuntu2.1+esm1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-30780",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2022-30780",
      "provider_updated_at": "2026-04-22T13:21:51.977347Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[lighttpd]Unknown
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-doc]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · all · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · all · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-authn-gssapi]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-authn-pam]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-authn-sasl]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-deflate]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-gnutls]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-maxminddb]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-mbedtls]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-nss]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-openssl]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-modules-dbi]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-modules-ldap]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-modules-lua]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-modules-mysql]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-vhostdb-pgsql]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-webdav]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
[lighttpd-mod-wolfssl]Unknown
Source package: [lighttpd]
Details (2)
- 1.4.69-1 · amd64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm
- 1.4.69-1 · arm64 · bookworm
  Fixed · Fixed: 1.4.59-1
  dsa · lighttpd · debian · bookworm

Observed: Oct 23, 2026, 6:26:49 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]