CVE-2019-20176
In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c.
02 Description
In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.8% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-12-31 14:04Z6 YR AGO
- Last updated
- 2024-08-05 02:39Z2 YR AGO
- Reserved
- 2019-12-31
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-400Uncontrolled Resource ConsumptionClass
- Data version
- 5.1
- Document digest
- d4186332eb6e0cf303c88c29d6a40718629bffd35b4c12746b1323e32d95d380
05 Affected products
06 References
- github.comhttps://github.com/jedisct1/pure-ftpd/commit/aea56f4bcb9948d456f3fae4d044fd3fa2e19706
- lists.fedoraproject.orgFEDORA-2020-74b71e5873https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PICL3U2J4EPGBLOE555Y5RAZTQL3WBBV/
- lists.fedoraproject.orgFEDORA-2020-85fa9f07f4https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AHZG5FPCRMCB6Z3L7FPICC6BZ5ZATFTO/
07 Fixed in
Debian 12
- pure-ftpd Fixed in 1.0.49-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- pure-ftpd Fixed in 1.0.49-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- pure-ftpd No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- pure-ftpd No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.