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cveMitreCVE-2022-47517
HistoryDec 18, 2022 - 5:15 a.m.

CVE-2022-47517

2022-12-1805:15:11
CWE-193
mitre
web.nvd.nist.gov
37
cve-2022-47517
libsofia-sip
drachtio-server
denial of service
remote attack
nvd

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0.007

Percentile

80.9%

An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that causes a url_canonize2 heap-based buffer over-read because of an off-by-one error.

Affected configurations

Nvd
Node
drachtiodrachtio-serverRange<0.8.19
VendorProductVersionCPE
drachtiodrachtio-server*cpe:2.3:a:drachtio:drachtio-server:*:*:*:*:*:*:*:*

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0.007

Percentile

80.9%

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