#VU44782 Buffer overflow in Stunnel - CVE-2011-2940
Published: August 25, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44782
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2011-2940
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Stunnel
Stunnel
Software vendor:
Stunnel.org
Stunnel.org
Description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
stunnel 4.40 and 4.41 might allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
Remediation
Install update from vendor's website.
External links
- http://secunia.com/advisories/45705
- http://securitytracker.com/id?1025959
- http://stunnel.org/?page=sdf_ChangeLog
- http://www.openwall.com/lists/oss-security/2011/08/19/18
- http://www.openwall.com/lists/oss-security/2011/08/19/6
- http://www.osvdb.org/74600
- http://www.securityfocus.com/bid/49254
- http://www.stunnel.org/pipermail/stunnel-announce/2011-August/000059.html
- https://bugzilla.redhat.com/show_bug.cgi?id=732068
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69318