LMCache KV Cache utils.py hex_hash_to_int16 weak hash
28Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 2epss 0.1%
exploitation probability
0.1%top 100% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A flaw has been found in LMCache up to 0.4.6. This affects the function hex_hash_to_int16 of the file lmcache/integration/vllm/utils.py of the component KV Cache Handler. Executing a manipulation can lead to use of weak hash. The attack needs to be launched locally. The attack requires a high level of complexity. It is indicated that the exploitability is difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
n/a · LMCachepublic PoCs found — 1
cve_referencegithub.com/LMCache/LMCache/issues/3301unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.