CVE & CISA-KEV Catalog

CVE-2020-9274

HIGHEPSS 92th pctl
7.5
CVSS v3
NVD

Description

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.

CWE-824

How to fix

Remediation Available
pure-ftpdDebian
Fixed in:1.0.49-4CVE-2020-9274
Fixed in:1.0.49-4CVE-2020-9274
Fixed in:1.0.49-4CVE-2020-9274
Fixed in:1.0.49-4CVE-2020-9274
pure-ftpdUbuntu
Fixed in:1.0.36-3.2+deb8u1build0.16.04.1USN-4515-1
pure-ftpd-commonUbuntu
Fixed in:1.0.36-3.2+deb8u1build0.16.04.1USN-4515-1
pure-ftpd-ldapUbuntu
Fixed in:1.0.36-3.2+deb8u1build0.16.04.1USN-4515-1
pure-ftpd-mysqlUbuntu
Fixed in:1.0.36-3.2+deb8u1build0.16.04.1USN-4515-1
pure-ftpd-postgresqlUbuntu
Fixed in:1.0.36-3.2+deb8u1build0.16.04.1USN-4515-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

5.81%probability of exploitation in 30 days
92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Vendor Advisory1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.