Out-of-bounds read in sSMTP - CVE-2008-3962
Published: June 25, 2020
Vulnerability identifier: #VU29268
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2008-3962
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ajwans
Affected software:
sSMTP
sSMTP
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the from_format() function in ssmtp.c in sSMTP. A remote attacker can send an email with specially crafted From: field and read memory contents on the system.
How to mitigate CVE-2008-3962
Install updates from vendor's website.
Sources
- http://www.openwall.com/lists/oss-security/2008/09/09/5
- http://www.openwall.com/lists/oss-security/2008/09/09/6
- http://www.openwall.com/lists/oss-security/2008/09/11/2
- http://www.securityfocus.com/bid/31094
- http://www.vupen.com/english/advisories/2008/2597
- https://bugs.gentoo.org/234391
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45038