Vulnerability Report

CVE-2002-0043

Title: sudo mail program environment variable hijacking

Other

Proof Of Concept

PoC Available for CVE-2002-0043

CWE Category NVD-CWE-noinfo

Published Date Jan 31, 2002

Modified Date Jun 16, 2026

Exploit Status Available

Score 7.2 CVSS v2.0

Exploit Probability (EPSS)

0.94%

Vulnerability Summary

CVE-2002-0043: sudo 1.6.0 through 1.6.3p7 does not properly clear the environment before calling the mail program, which could allow local users to gain root privileges by modifying environment variables and changing how the mail program is invoked.

Impacted Vendors

todd_miller 1

gratisoft 1

Reference Links

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SN-02%3A06.asc http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000451 http://frontal2.mandriva.com/security/advisories?name=MDKSA-2002:003 http://marc.info/?l=bugtraq&m=101120193627756&w=2 http://www.debian.org/security/2002/dsa-101 http://www.novell.com/linux/security/advisories/2002_002_sudo_txt.html http://www.redhat.com/support/errata/RHSA-2002-011.html http://www.redhat.com/support/errata/RHSA-2002-013.html http://www.securityfocus.com/advisories/3800 http://www.securityfocus.com/archive/1/250168 http://www.securityfocus.com/bid/3871 http://www.sudo.ws/sudo/alerts/postfix.html https://exchange.xforce.ibmcloud.com/vulnerabilities/7891 ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SN-02%3A06.asc http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000451 http://frontal2.mandriva.com/security/advisories?name=MDKSA-2002:003 http://marc.info/?l=bugtraq&m=101120193627756&w=2 http://www.debian.org/security/2002/dsa-101 http://www.novell.com/linux/security/advisories/2002_002_sudo_txt.html http://www.redhat.com/support/errata/RHSA-2002-011.html http://www.redhat.com/support/errata/RHSA-2002-013.html http://www.securityfocus.com/advisories/3800 http://www.securityfocus.com/archive/1/250168 http://www.securityfocus.com/bid/3871 http://www.sudo.ws/sudo/alerts/postfix.html https://exchange.xforce.ibmcloud.com/vulnerabilities/7891

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.2

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2002-0043 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/21227

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

January 31, 2002 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.