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CVE-2021-38185 Detail

Description

GNU cpio through 2.13 allows attackers to execute arbitrary code via a crafted pattern file, because of a dstring.c ds_fgetstr integer overflow that triggers an out-of-bounds heap write. NOTE: it is unclear whether there are common cases where the pattern file, associated with the -E option, is untrusted data.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.savannah.gnu.org/cgit/cpio.git/commit/?id=dd96882877721703e19272fe25034560b794061b Patch  Third Party Advisory 
https://github.com/fangqyi/cpiopwn Exploit  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2023/06/msg00007.html
https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00000.html Exploit  Mailing List  Vendor Advisory 
https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00002.html Exploit  Mailing List  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-38185
NVD Published Date:
08/07/2021
NVD Last Modified:
06/04/2023
Source:
MITRE