Vulnerability in Pureftpd Pure-Ftpd
CVE-2020-9274
An issue was discovered in Pure-FTPd 1.0.49. An uninitialized pointer vulnerability has been detected in the diraliases linked list. When the *lookup_alias(const char alias) or print_aliases(void) function is called, they fail to correctly detect the end of the linked list and try to access a non-existent list member. This is related to init_aliases in diraliases.c.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.060 (93.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: +0.000
Affected products
- Pureftpd Pure-Ftpd
- Canonical Ubuntu Linux — versions 16.04
- Debian Linux — versions 8.0
- Fedoraproject Extra Packages For Enterprise Linux — versions 7.0, 8.0
- Fedoraproject Fedora — versions 30, 31, 32
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/jedisct1/pure-ftpd/commit/8d0d42542e2cb7a56d645fbe4d0ef436e38bcefa (Patch, Third Party Advisory)
- www.pureftpd.org/project/pure-ftpd/news/ (Vendor Advisory)
- lists.debian.org/debian-lts-announce/2020/02/msg00029.html (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202003-54 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4515-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-9274?
- CVE-2020-9274 is a high-severity vulnerability in Pureftpd Pure-Ftpd, classified under Access of Uninitialized Pointer. CVSS score: 7.5/10. Published 2020-02-26.
- How severe is CVE-2020-9274?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-9274 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.