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cve[email protected]CVE-2012-5821
HistoryNov 04, 2012 - 10:55 p.m.

CVE-2012-5821

2012-11-0422:55:04
CWE-295
web.nvd.nist.gov
19
lynx
ssl
server
certificate
man-in-the-middle
attack
gnutls
nvd

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

5.3 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

61.1%

Lynx does not verify that the server’s certificate is signed by a trusted certification authority, which allows man-in-the-middle attackers to spoof SSL servers via a crafted certificate, related to improper use of a certain GnuTLS function.

Affected configurations

NVD
Node
lynxlynxMatch-
Node
canonicalubuntu_linuxMatch10.04-
OR
canonicalubuntu_linuxMatch11.10
OR
canonicalubuntu_linuxMatch12.04-
OR
canonicalubuntu_linuxMatch12.10
CPENameOperatorVersion
lynx:lynxlynxeq-

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

5.3 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

61.1%