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cve[email protected]CVE-2021-26917
HistoryFeb 08, 2021 - 11:15 p.m.

CVE-2021-26917

2021-02-0823:15:11
web.nvd.nist.gov
30
2
cve-2021-26917
pybitmessage
screen captures
potentially unwanted directories
security mitigation
apinotifypath
attacker-controlled input
nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.4%

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

Affected configurations

NVD
Node
bitmessagepybitmessageRange0.6.3.2

Social References

More

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.4%

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