CVE-2023-24785: An issue in Giorgio Tani peazip v.9.0.0 allows attackers to cause a denial of service via the End of Archive t

Routine

MEDIUM 5.5DOWNGRADE

CVE-2023-24785 is a medium-severity flaw (CVSS 5.5) affecting peazip. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue in Giorgio Tani peazip v.9.0.0 allows attackers to cause a denial of service via the End of Archive tag function of the peazip/pea UNPEA feature.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-770
Published	2023-02-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: peazip project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-02-17 18:15 UTCPublished CVE record published
2026-06-17 05:39 UTCUpdated Record last modified

peazip project peazip DOWNGRADE

Affected: 9.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.0.0

1. Check installed version

apt-cache policy peazip || rpm -q peazip || peazip --version

2. No fixed release: DOWNGRADE to a release before 9.0.0 (Debian / Ubuntu)

apt-cache madison peazip sudo apt install peazip=<VERSION_BEFORE_9.0.0> sudo apt-mark hold peazip

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list peazip sudo dnf downgrade peazip-<VERSION_BEFORE_9.0.0> sudo dnf versionlock add peazip

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-24785?

peazip: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-24785 being exploited?

CVE-2023-24785 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-24785 affect?

CVE-2023-24785 affects peazip. Severity is medium (CVSS 5.5). An issue in Giorgio Tani peazip v.9.0.0 allows attackers to cause a denial of service via the End of Archive tag function of the peazip/pea UNPEA feature.

How urgent is CVE-2023-24785?

Priority 30/100. Public exploit reference

Related CVEs

CVE-2025-33026 MEDIUM 6.1 UPGRADE In PeaZip through 10.4.0, there is a Mark-of-the-Web Bypass Vulnerability
CVE-2023-6891 MEDIUM 5.3 DOWNGRADE A vulnerability has been found in PeaZip 9.4.0 and classified as problematic

References

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