Vulnerability in Ipfs Go-Bitfield
CVE-2023-23626
go-bitfield is a simple bitfield package for the go language aiming to be more performant that the standard library. When feeding untrusted user input into the size parameter of `NewBitfield` and `FromBytes` functions, an attacker can trigger `panic`s. This happen when the `size` is a not a multiple of `8` or is negative. There were already a note in the `NewBitfield` documentation, however known users of this package are subject to this issue. Users are advised to upgrade. Users unable to upgrade should ensure that `size` is a multiple of 8 before calling `NewBitfield` or `FromBytes`.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Ipfs Go-Bitfield — versions < 1.1.0
- Protocol Go-Bitfield
Weakness classification (CWE)
References
- github.com/ipfs/go-bitfield/security/advisories/GHSA-2h6c-j3gf-xp9r (Exploit, Patch, Vendor Advisory)
- github.com/ipfs/go-bitfield/commit/5e1d256fe043fc4163343ccca83862c69c52e579 (Patch)
Frequently asked questions
- What is CVE-2023-23626?
- CVE-2023-23626 is a medium-severity vulnerability in Ipfs Go-Bitfield, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 5.9/10. Published 2023-02-09.
- How severe is CVE-2023-23626?
- Medium severity. CVSS v3 base score is 5.9 out of 10.