CVE-2002-0307: Directory traversal vulnerability in ans.pl in Avenger's News System (ANS) 2.11 and earlier allows remote atta

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HIGH 7.5DOWNGRADE

CVE-2002-0307 is a high-severity flaw (CVSS 7.5) affecting avengers news system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in ans.pl in Avenger's News System (ANS) 2.11 and earlier allows remote attackers to determine the existence of arbitrary files or execute any Perl program on the system via a .. (dot dot) in the p parameter, which reads the target file and attempts to execute the line using Perl's eval function.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Published	2002-05-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: avengers news system

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-05-31 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

avengers news system avengers news system DOWNGRADE

Affected: 2.01 · 2.11

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.01

1. Check installed version

apt-cache policy avengers-news-system || rpm -q avengers-news-system || avengers-news-system --version

2. No fixed release: DOWNGRADE to a release before 2.01 (Debian / Ubuntu)

apt-cache madison avengers-news-system sudo apt install avengers-news-system=<VERSION_BEFORE_2.01> sudo apt-mark hold avengers-news-system

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

dnf --showduplicates list avengers-news-system sudo dnf downgrade avengers-news-system-<VERSION_BEFORE_2.01> sudo dnf versionlock add avengers-news-system

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-2002-0307?

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

Is CVE-2002-0307 being exploited?

CVE-2002-0307 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-2002-0307 affect?

CVE-2002-0307 affects avengers news system. Severity is high (CVSS 7.5). Directory traversal vulnerability in ans.pl in Avenger's News System (ANS) 2.11 and earlier allows remote attackers to determine the existence of arbitrary files or execute any Perl program on the system via a .. (dot dot) in the p paramete

How urgent is CVE-2002-0307?

Priority 47/100. High severity

Software pages

Perl vulnerabilities

Related CVEs

CVE-2002-0306 HIGH 7.5 DOWNGRADE ans.pl in Avenger's News System (ANS) 2.11 and earlier allows remote attackers to execute arbitrary commands v

References

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