CVE-2023-41104
mediumpriority · track · 26EPSS 0.006 · 48 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
- varnish-software varnish enterprise6.0.0 → 6.0.11nvdUScpe:2.3:a:varnish-software:varnish_enterprise:*:*:*:*:*:*:*:*
- varnish-software varnish enterprise= 6.0.11nvdUScpe:2.3:a:varnish-software:varnish_enterprise:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-41104/cnnvd
- https://docs.varnish-software.com/security/VSV00012/cnnvd
- https://github.com/varnish/libvmod-digest/releases/tag/libvmod-digest-1.0.3cnnvd
- https://www.varnish-cache.org/security/VSV00012.htmlcnnvd
- https://docs.varnish-software.com/security/VSV00012/enisa_euvd
- https://github.com/varnish/libvmod-digest/releases/tag/libvmod-digest-1.0.3enisa_euvd
- https://www.varnish-cache.org/security/VSV00012.htmlenisa_euvd
- https://docs.varnish-software.com/security/VSV00012/MitigationVendor Advisorynvd
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