CVE-2002-0759

Name: CVE-2002-0759
Creator: NVD / NIST
Published: 2002-08-12T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.35%

Last modified Jun 16, 2026

CVE-2002-0759 is a vulnerability of currently unknown severity. bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, does not use the O_EXCL flag to create files during decompression and does not warn the user if an existing file would be overwritten, which could allow attackers to overwrite files via a bzip2 archive.. EPSS estimates a 1.35% chance of exploitation in the next 30 days.

Description

bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, does not use the O_EXCL flag to create files during decompression and does not warn the user if an existing file would be overwritten, which could allow attackers to overwrite files via a bzip2 archive.

Metrics

EPSS Probability

1.35%

67.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Bzip	Bzip2	0.9.0
Bzip	Bzip2	0.9.0a
Bzip	Bzip2	0.9.0b
Bzip	Bzip2	0.9.0c
Bzip	Bzip2	0.9.5a
Bzip	Bzip2	0.9.5b
Bzip	Bzip2	0.9.5c
Bzip	Bzip2	0.9.5d
Bzip	Bzip2	1.0
Bzip	Bzip2	1.0.1

References

ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-039.0.txt
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:25.bzip2.ascPatch, Vendor Advisory
http://www.iss.net/security_center/static/9126.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/4774Patch, Vendor Advisory
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-039.0.txt
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:25.bzip2.ascPatch, Vendor Advisory
http://www.iss.net/security_center/static/9126.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/4774Patch, Vendor Advisory

Timeline

Published: Aug 12, 2002
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2002-0759?

How severe is CVE-2002-0759?

Severity scoring for CVE-2002-0759 is pending analysis. The EPSS model estimates a 1.35% probability of exploitation in the next 30 days.

How do I fix CVE-2002-0759?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2002-0759?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST