CVE-2022-24701: An issue was discovered in WinAPRS 2.9.0

This month

HIGH 7.8DOWNGRADE

CVE-2022-24701 is a high-severity flaw (CVSS 7.8) affecting winaprs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in WinAPRS 2.9.0. A buffer overflow in national.txt processing allows a local attacker to cause a denial of service or possibly achieve code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-120
Published	2022-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: winaprs

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

Am I affected?

Timeline

2022-06-02 14:15 UTCPublished CVE record published
2026-06-17 04:32 UTCUpdated Record last modified

winaprs winaprs DOWNGRADE

Affected: 2.9.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.9.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.9.0 (Debian / Ubuntu)

apt-cache madison winaprs sudo apt install winaprs=<VERSION_BEFORE_2.9.0> sudo apt-mark hold winaprs

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

dnf --showduplicates list winaprs sudo dnf downgrade winaprs-<VERSION_BEFORE_2.9.0> sudo dnf versionlock add winaprs

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-2022-24701?

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

Is CVE-2022-24701 being exploited?

CVE-2022-24701 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-2022-24701 affect?

CVE-2022-24701 affects winaprs. Severity is high (CVSS 7.8). An issue was discovered in WinAPRS 2.9.0. A buffer overflow in national.txt processing allows a local attacker to cause a denial of service or possibly achieve code execution. NOTE: This vulnerability only affects products that are no longe

How urgent is CVE-2022-24701?

Priority 43/100. High severity; Public exploit reference

Related CVEs

CVE-2022-24702 CRITICAL 9.8 DOWNGRADE An issue was discovered in WinAPRS 2.9.0
CVE-2022-24700 HIGH 7.5 DOWNGRADE An issue was discovered in WinAPRS 2.9.0

References

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