CVE & CISA-KEV Catalog

CVE-2023-37460

HIGHEPSS 79th pctl
8.1
CVSS v3
NVD

Description

Plexis Archiver is a collection of Plexus components to create archives or extract archives to a directory with a unified `Archiver`/`UnArchiver` API. Prior to version 4.8.0, using AbstractUnArchiver for extracting an archive might lead to an arbitrary file creation and possibly remote code execution. When extracting an archive with an entry that already exists in the destination directory as a symbolic link whose target does not exist - the `resolveFile()` function will return the symlink's source instead of its target, which will pass the verification that ensures the file will not be extracted outside of the destination directory. Later `Files.newOutputStream()`, that follows symlinks by default, will actually write the entry's content to the symlink's target. Whoever uses plexus archiver to extract an untrusted archive is vulnerable to an arbitrary file creation and possibly remote code execution. Version 4.8.0 contains a patch for this issue.

How to fix

Remediation Available
plexus-archiverRocky
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886
plexus-archiverRed Hat / RHEL
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886
plexus-archiver-javadocRed Hat / RHEL
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886
plexus-archiver-javadocRocky
Fixed in:0:2.4.2-6.el7_9RHSA-2023:6886

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 ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

2.07%probability of exploitation in 30 days
79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Exploit1
Release Notes1
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Markdown

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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.