stunnel 4.21 through 4.54, when CONNECT protocol negotiation and NTLM authentication are enabled, does not correctly perform integer conversion, which allows remote proxy servers to execute arbitrary code via a crafted request that triggers a buffer overflow.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Primary | 2.0 | 6.6 | MEDIUM | AV:N/AC:H/Au:N/C:P/I:P/A:C |
| CWE ID | Type | Source |
|---|---|---|
| CWE-94 | Primary | nvd@nist.gov |
| Hyperlink | Source | Resource |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2013-0714.html | cve@mitre.org | N/A |
| http://www.debian.org/security/2013/dsa-2664 | cve@mitre.org | N/A |
| http://www.mandriva.com/security/advisories?name=MDVSA-2013:130 | cve@mitre.org | N/A |
| https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0097 | cve@mitre.org | N/A |
| https://www.stunnel.org/CVE-2013-1762.html | cve@mitre.org | Vendor Advisory |
| http://rhn.redhat.com/errata/RHSA-2013-0714.html | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://www.debian.org/security/2013/dsa-2664 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://www.mandriva.com/security/advisories?name=MDVSA-2013:130 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0097 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| https://www.stunnel.org/CVE-2013-1762.html | af854a3a-2127-422b-91ae-364da2661108 | Vendor Advisory |