CVE-2024-50383
Description
Botan before 3.6.0, when certain GCC versions are used, has a compiler-induced secret-dependent operation in lib/utils/donna128.h in donna128 (used in Chacha-Poly1305 and x25519). An addition can be skipped if a carry is not set. This was observed for GCC 11.3.0 with -O2 on MIPS, and GCC on x86-i386. (Only 32-bit processors can be affected.)
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:HAttack ComplexityHigh
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
botan project
oss-projectaka botan
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
АО «НППКТ»
commercial·RU
and 1 more affected products View all →
Exploitability
1 exploit source identified
Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.
View exploit details Official Patch Available
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
1 technique Discovery
References
https://github.com/randombit/botan/commit/53b0cfde580e86b03d0d27a488b6c134f662e957
github.com
https://github.com/randombit/botan/compare/3.5.0...3.6.0
github.com
https://arxiv.org/pdf/2410.13489
arxiv.org
and 8 more references View all →
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