Vulnerability Description
PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states "security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host." NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bitmessage | Pybitmessage | <= 0.6.3.2 |
References
- https://attack.mitre.org/techniques/T1113/Third Party Advisory
- https://github.com/Bitmessage/PyBitmessage/blob/f381721bec31641002e2f240309600c4PatchThird Party Advisory
- https://github.com/Bitmessage/PyBitmessage/releasesRelease NotesThird Party Advisory
- https://poal.co/s/technology/290479ExploitThird Party Advisory
- https://attack.mitre.org/techniques/T1113/Third Party Advisory
- https://github.com/Bitmessage/PyBitmessage/blob/f381721bec31641002e2f240309600c4PatchThird Party Advisory
- https://github.com/Bitmessage/PyBitmessage/releasesRelease NotesThird Party Advisory
- https://poal.co/s/technology/290479ExploitThird Party Advisory
FAQ
What is CVE-2021-26917?
CVE-2021-26917 is a vulnerability with a CVSS score of 5.5 (MEDIUM). PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states "security mitigation may not b...
How severe is CVE-2021-26917?
CVE-2021-26917 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-26917?
Check the references section above for vendor advisories and patch information. Affected products include: Bitmessage Pybitmessage.