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nvd[email protected]NVD:CVE-2023-41104
HistoryAug 23, 2023 - 7:15 a.m.

CVE-2023-41104

2023-08-2307:15:08
CWE-119
web.nvd.nist.gov
2
cve-2023-41104
varnish enterprise 6.0.x
out-of-bounds memory access
authentication bypass
information disclosure
vcl configuration

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.002

Percentile

54.8%

libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.

Affected configurations

Nvd
Node
varnish-softwarevarnish_enterpriseRange6.0.06.0.11
OR
varnish-softwarevarnish_enterpriseMatch6.0.11-
OR
varnish-softwarevarnish_enterpriseMatch6.0.11r1
OR
varnish-softwarevarnish_enterpriseMatch6.0.11r2
OR
varnish-softwarevarnish_enterpriseMatch6.0.11r3
OR
varnish-softwarevarnish_enterpriseMatch6.0.11r4
OR
varnish-softwarevmod_digestRange<1.0.3
VendorProductVersionCPE
varnish-softwarevarnish_enterprise*cpe:2.3:a:varnish-software:varnish_enterprise:*:*:*:*:*:*:*:*
varnish-softwarevarnish_enterprise6.0.11cpe:2.3:a:varnish-software:varnish_enterprise:6.0.11:-:*:*:*:*:*:*
varnish-softwarevarnish_enterprise6.0.11cpe:2.3:a:varnish-software:varnish_enterprise:6.0.11:r1:*:*:*:*:*:*
varnish-softwarevarnish_enterprise6.0.11cpe:2.3:a:varnish-software:varnish_enterprise:6.0.11:r2:*:*:*:*:*:*
varnish-softwarevarnish_enterprise6.0.11cpe:2.3:a:varnish-software:varnish_enterprise:6.0.11:r3:*:*:*:*:*:*
varnish-softwarevarnish_enterprise6.0.11cpe:2.3:a:varnish-software:varnish_enterprise:6.0.11:r4:*:*:*:*:*:*
varnish-softwarevmod_digest*cpe:2.3:a:varnish-software:vmod_digest:*:*:*:*:*:*:*:*

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.002

Percentile

54.8%

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