CVE-2011-0721

shadow - CRLF Injection in chfn and chsh GECOS Field

Title source: llm
STIX 2.1

Description

Multiple CRLF injection vulnerabilities in (1) chfn and (2) chsh in shadow 1:4.1.4 allow local users to add new users or groups to /etc/passwd via the GECOS field.

References (11)

Core 11
Core References
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0398
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0773
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/43345
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2011/dsa-2164
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1065-1
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0396
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/65564
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/70895
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/46426
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42505

Scores

EPSS 0.0231
EPSS Percentile 81.4%

Details

CWE
CWE-20
Status published
Products (1)
debian/shadow 1\ 4.1.4
Published Feb 19, 2011
Tracked Since Feb 18, 2026