Medium severity · published Jan 5, 2022
CVE-2021-45833
A Stack-based Buffer Overflow Vulnerability exists in HDF5 1.13.1-1 via the H5D__create_chunk_file_map_hyper function in /hdf5/src/H5Dchunk.c, which causes a Denial of Service…
5.5
CVSS
0.7%
EPSS
No
On KEV
Description
A Stack-based Buffer Overflow Vulnerability exists in HDF5 1.13.1-1 via the H5D__create_chunk_file_map_hyper function in /hdf5/src/H5Dchunk.c, which causes a Denial of Service (context-dependent).
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HD
Hdf5 · Hdfgroup
1.13.1-1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45833
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45833
Exploit
https://github.com/HDFGroup/hdf5/issues/1313
More from Hdf5
9.8
CVE-2024-32608
HDF5 library through 1.14.3 has memory corruption in H5A__close resulting in the corruption of the instruction pointer and causing denial of service or potential code execution
9.8
CVE-2024-33874
HDF5 Library through 1.14.3 has a heap buffer overflow in H5O__mtime_new_encode in H5Omtime.c
9.8
CVE-2024-32621
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from H5VL__native_blob_get in H5VLnative_blob.c), resulting in the corruption of…
9.8
CVE-2024-32615
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Z__nbit_decompress_one_byte in H5Znbit.c, caused by the earlier use of an initialized pointer
9.8
CVE-2024-32611
HDF5 Library through 1.14.3 may use an uninitialized value in H5A__attr_release_table in H5Aint.c