Vulnerability Name:

CVE-2010-3901 (CCN-60822)

Assigned:2010-05-12
Published:2010-05-12
Updated:2010-10-14
Summary:OpenConnect before 2.25 does not properly validate X.509 certificates, which allows man-in-the-middle attackers to spoof arbitrary AnyConnect SSL VPN servers via a crafted server certificate that (1) does not correspond to the server hostname or (2) is presented in circumstances involving a missing --cafile configuration option.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
4.7 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2010-3901

Source: CCN
Type: openconnect-devel mailing list
Checking the server certificate

Source: CCN
Type: SA40787
OpenConnect SSL Hostname Verification Security Bypass

Source: CONFIRM
Type: UNKNOWN
http://www.infradead.org/openconnect.html

Source: CCN
Type: OpenConnect Web page
OpenConnect

Source: MLIST
Type: UNKNOWN
[oss-security] 20100801 CVE Request -- OpenConnect < v2.25 did not verify SSL server certificates

Source: MLIST
Type: UNKNOWN
[oss-security] 20100802 Re: CVE Request -- OpenConnect < v2.25 did not verify SSL server certificates

Source: CCN
Type: OSVDB ID: 66781
OpenConnect SSL Connection Hostname Verification MiTM Weakness Restriction Bypass

Source: CCN
Type: BID-42094
OpenConnect SSL Hostname Verification Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
openconnect-hostname-mitm(60822)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:infradead:openconnect:1.00:*:*:*:*:*:*:*
  • OR cpe:/a:infradead:openconnect:1.10:*:*:*:*:*:*:*
  • OR cpe:/a:infradead:openconnect:1.20:*:*:*:*:*:*:*
  • OR cpe:/a:infradead:openconnect:1.30:*:*:*:*:*:*:*
  • OR cpe:/a:infradead:openconnect:*:*:*:*:*:*:*:* (Version <= 2.22)

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20103901000
    V
    CVE-2010-3901 on Ubuntu 12.04 LTS (precise) - medium.
    2010-10-14
    BACK
    infradead openconnect 1.00
    infradead openconnect 1.10
    infradead openconnect 1.20
    infradead openconnect 1.30
    infradead openconnect *