CVE-2019-5419: debian debian_linux Uncontrolled Resource Consumption
Vulnerability summary
CVE-2019-5419 is a high (CVSS 7.8) Uncontrolled Resource Consumption vulnerability in debian debian_linux. EPSS estimates a 8.78% chance of exploitation in the next 30 days, higher than 95.1% of scored vulnerabilities. 1 public exploit is recorded.
Public exploit (reference, Date unknown)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 17 · Related 12Timeline
- 27-03-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
There is a possible denial of service vulnerability in Action View (Rails) <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 where specially crafted accept headers can cause action view to consume 100% cpu and make the server unresponsive.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · RubygemsEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
8.78%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
No change 0.00 pp
From 8.78% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundExploit Reference (openwall.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-400Uncontrolled Resource ConsumptionThe product does not properly control the allocation and maintenance of a limited resource.
- CWE-770Allocation of Resources Without Limits or ThrottlingThe product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
Affected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- rails< 2:5.2.2.1+dfsg-1
- debian_linuxEOL8.0
Redhat2 products
- cloudforms4.6 | 4.7
- software_collections1.0
Fedoraproject1 product
- fedoraEOL30
Opensuse1 product
- leapEOL15.0 | 15.1
Rails1 product
- https://github.com/rails/rails5.2.2.1 | 5.1.6.2 | 5.0.7.2 | 4.2.11.1
RubyGems1 product
- actionview≥ 4.0.0, < 4.2.11.1 | ≥ 5.2.0, < 5.2.2.1 | ≥ 5.1.0, < 5.1.6.2 | ≥ 5.0.0, < 5.0.7.2 | ≥ 6.0.0.beta1, < 6.0.0.beta3
Rubyonrails1 product
- rails< 4.2.11.1 | ≥ 5.0.0, < 5.0.7.2 | ≥ 5.1.0, < 5.1.6.2 | ≥ 5.2.0, < 5.2.2.1
Ubuntu1 product
- railsAll versions (No fix recorded)
8 vendors · 10 products
References
24 links- www.openwall.com/lists/oss-security/2019/03/22/1Mailing ListX Refsource MLISTWEBExploitMitigationPatchThird Party Advisory
- weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/X Refsource CONFIRMPatchThird Party Advisory
- groups.google.com/forum/X Refsource CONFIRM
lists.debian.org/debian-lts-announce/2019/03/msg00042.htmlMailing ListX Refsource MLISTWEBThird Party Advisory- lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.htmlVendor AdvisoryX Refsource SUSEWEBMailing ListThird Party Advisory
Show all 24 references
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.htmlVendor AdvisoryX Refsource SUSEWEBMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00001.htmlVendor AdvisoryX Refsource SUSEWEBMailing ListThird Party Advisory
- github.com/rails/railsPACKAGE