RCE in Bitmessage Pybitmessage

CVE-2018-1000070

Bitmessage PyBitmessage version v0.6.2 (and introduced in or after commit 8ce72d8d2d25973b7064b1cf76a6b0b3d62f0ba0) contains a Eval injection vulnerability in main program, file src/messagetypes/__init__.py function constructObject that can result in Code Execution. This attack appears to be exploitable via remote attacker using a malformed message which must be processed by the victim - e.g. arrive from any sender on bitmessage network. This vulnerability appears to have been fixed in v0.6.3.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.024 (82.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-1000070?
CVE-2018-1000070 is a high-severity vulnerability in Bitmessage Pybitmessage, classified under Code Injection. CVSS score: 8.8/10. Published 2018-03-13.
How severe is CVE-2018-1000070?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-1000070 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.